openvisengine/tool-results/read_1793087510034_3be5e504589d.txt

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1→# Worklog — AVA (Advanced Visualization Agent)
2→
3→Project: Audio-reactive visualization agent (AVS-style scripting, 3-band spectrum detection,
4→predictive beat tracking). Built as a Next.js 16 web app (reference implementation) plus a
5→Rust/Vulkan scaffold for the future native cross-platform export.
6→
7→User requirements:
8→- 3-band detection: Bass 20–100 Hz, Mid 700 Hz–2 kHz, High 7 kHz–16 kHz (user-adjustable)
9→- Beat detection from bass + beat PREDICTION (keeps beat when bass drops out)
10→- Green dot beat indicator + "Set Beat" tap-tempo button
11→- AVS-style custom visualization script editor: edit, save as default, save to file, load from file
12→- Help section with variables/functions reference
13→- 5 preset scripts (user provided real Winamp AVS presets on Google Drive)
14→- Rust + Vulkan target for Linux/Windows/macOS export (scaffold + blueprint delivered here)
15→
16→---
17→Task ID: 1
18→Agent: main (Z.ai Code)
19→Task: Project inspection + Google Drive preset retrieval
20→
21→Work Log:
22→- Verified dev server running on port 3000 (Next.js 16.1.3, dev.log clean)
23→- Fetched Google Drive folder (public) — extracted 5 file IDs and downloaded all files:
24→ - "Synth-C - Gap The Mind.avs" (12.5 KB)
25→ - "zamuz - wonder 'bout.avs" (34 KB)
26→ - "Synth-C - Quantization.avs" (14.8 KB)
27→ - "zamuz - keep tryin'.avs" (19 KB)
28→ - "zamuz - vorticity (brain activity remix).avs" (17 KB)
29→- Parsed binary AVS format (null-terminated strings): extracted Superscope code, Texer II
30→ configs, movement expressions. These are scene classics from visbot.net.
31→- Decided engine design: AVS-eel-flavored expression language (if/above/below/equal/rand,
32→ getspec/getosc-equivalents sv/v, reg-free flat variables) so the presets port naturally.
33→
34→Stage Summary:
35→- All 5 original presets secured and understood; will be adapted to the AVA script dialect
36→ (originals preserved as downloadable files in public/avs-originals/).
37→- Core engine architecture defined: expression compiler, script parser, BeatTracker (PLL-style
38→ predictor + tap tempo), AudioEngine (WebAudio FFT, mic/file/demo synth), canvas renderer.
39→
40→---
41→Task ID: 2
42→Agent: main (Z.ai Code)
43→Task: Project setup — deps, Prisma schema, DB, original preset files
44→
45→Work Log:
46→- Installed jszip (for the Rust scaffold zip download API)
47→- Prisma schema rewritten: `Preset` (name/author/description/content/isBuiltIn, unique name)
48→ and `Settings` (defaultScript + bandConfig + beatConfig JSON) — ran `bun run db:push` OK
49→- Copied the 5 original Winamp .avs binaries to public/avs-originals/ (downloadable from UI)
50→
51→Stage Summary:
52→- DB ready; jszip available; originals served at /avs-originals/*.avs
53→
54→---
55→Task ID: 3
56→Agent: main (Z.ai Code)
57→Task: AVA core engine libraries (src/lib/ava/*)
58→
59→Work Log:
60→- types.ts — BandConfig / BeatConfig / BandLevels / BeatFrame + defaults
61→ (bass 20–100 Hz, mid 700–2000 Hz, high 7000–16000 Hz as requested)
62→- expression.ts — full expression compiler: tokenizer → recursive-descent parser → closure
63→ tree. AVS-eel flavored: if() is LAZY, && / || short-circuit, ternary, ^ power (right-assoc),
64→ assignment valid inside call args + ternary branches (if(cond, x=1, x=2) works),
65→ newline & ';' statement separators (newlines inside parens ignored), '#'/'//' comments,
66→ deterministic hash rand(seed). 30+ functions incl. above/below/equal/band/bor/bnot/frac.
67→- script.ts — text format parser: header keys (name/author/description/mode/blend/persist/
68→ linewidth) + [init]/[frame]/[beat]/[point] sections, error objects with section+line,
69→ validateScript() never throws.
70→- beat.ts — BeatTracker: rolling-average energy detection w/ threshold+minInterval+floor,
71→ interval learning (median + EMA period lock, spread gating), PLL-style phase predictor that
72→ keeps firing beats when bass drops (confidence-gated, slowly decays), tap() tempo learning.
73→- audio.ts — AudioEngine: WebAudio AnalyserNode FFT 8192 (~5.4 Hz bins), byte-spectrum band
74→ averaging with attack 35ms / release 220ms smoothing; sources: demo (synthesized techno:
75→ kick 160→43Hz sweep, snare bandpass 1.8k, hats HP 8.2k, saw bassline — audible + analyzable),
76→ mic (never routed to speakers), file (loops, audible). getWave/getSpectrum for scripts.
77→- presets.ts — 5 built-in presets ADAPTED from the user's real AVS files:
78→ Gap The Mind (radial warp rings), wonder 'bout (bass-spawned expanding rings),
79→ Quantization (grid-snapped dot rings), keep tryin' (bass burst dots + swirl),
80→ vorticity (twisting spiral arms) + STARTER_TEMPLATE.
81→- engine.ts — AvaEngine: rAF loop (bands → beat → env → frame/beat progs → point prog ×N →
82→ draw), canvas 2d renderer with additive blending, per-point color, 2-pass glow,
83→ persistence trails, lines/dots/solid modes, DPR-aware resize via ResizeObserver,
84→ throttled stats callback for the UI. Singleton via getEngine().
85→- SMOKE TESTED via bun script: all 5 presets parse & execute 120 frames; lazy-if/ternary/pow
86→ OK; beat sim locks 124.1 BPM from 124 BPM kick train; predictor sustains beats through 10s
87→ of silence; tap tempo locks 120 BPM from 500ms taps. (2 parser bugs found & fixed: assignment
88→ inside call args; newline statement separators with paren-awareness.)
89→
90→Stage Summary:
91→- Core engine complete and verified. Env variables exposed to scripts: n, t, time, dt, frame,
92→ bass/mid/treb (+ _att), vol (+ _att), beat, bpm, beatphase, beatconf, beats, w, h, aspect,
93→ persist, i, v, sv, x, y, red, green, blue, skip, size, alpha.
94→
95→---
96→Task ID: 4
97→Agent: main (Z.ai Code)
98→Task: API routes
99→
100→Work Log:
101→- GET/POST /api/presets — GET seeds built-ins on first run and lists all; POST upserts user
102→ presets by name (built-ins protected, 409 on name clash with built-in)
103→- PUT/DELETE /api/presets/[id] — user presets only
104→- GET/PUT /api/settings — defaultScript + bandConfig + beatConfig (upsert, JSON strings in DB)
105→- Created src/lib/ava/blueprint.ts STUB (interface Blueprint + placeholder) for Task 3-b
106→
107→Stage Summary:
108→- Backend complete. Frontend contract: GET /api/presets → { presets: [...] };
109→ POST /api/presets {name, content, author?, description?} → {preset};
110→ GET /api/settings → { defaultScript, bandConfig, beatConfig };
111→ PUT /api/settings { defaultScript? , bandConfig?, beatConfig? }.
112→
113→
114→---
115→Task ID: 3-a
116→Agent: full-stack-developer (UI)
117→Task: Complete UI for AVA — single-page app (dark club/VJ aesthetic) with header
118→(audio source controls, BPM readout, green beat dot + Set Beat pairing), visual
119→stage (canvas + engine loop), 5-tab control panel (Presets / Script / Detect /
120→Beat / Native) and sticky footer status bar.
121→
122→Work Log:
123→- Read worklog + all engine APIs (types/engine/script/presets/blueprint/audio/beat)
124→ and the existing API routes before writing any code.
125→- src/lib/store.ts — zustand store: throttled stats (AvaStats = EngineStats +
126→ beatCount), beatFlash pulses, bandConfig/beatConfig mirrors that write the
127→ engine live + persist (localStorage instant, PUT /api/settings debounced 600 ms
128→ with shape guards), preset list + refreshPresets(), script text, active tab.
129→- src/components/ava/audio-source.ts — tapBeat() (engine.beat.tap + dot flash +
130→ lastTap), applyScriptText() (validate → setScript, engine.setScript), and
131→ useAudioSource() hook wrapping startDemo/startMic/startFile/stop with error
132→ mapping (mic permission / no device / decode failure → destructive toast) and
133→ store sync from engine.audio.kind (authoritative).
134→- src/components/ava/beat-dot.tsx — the green indicator: SVG phase ring
135→ (stroke-dashoffset follows beat.phase, 150 ms linear transition), emerald dot
136→ that scales 1.9× + glows 180 ms on audio/tap beats, and for predicted beats an
137→ expanding outline ring (framer-motion, 450 ms) + "PRED" badge. Flash state is
138→ derived (seq vs clearedSeq) — no setState-in-effect.
139→- src/app/page.tsx — useInitialLoad (presets + settings; server → localStorage →
140→ first preset → STARTER_TEMPLATE fallback chain; applies configs + script),
141→ useBeatWatcher (see decisions below), useSpaceToTap (Space outside
142→ inputs/textarea/select/button → tap, preventDefault). Root layout:
143→ min-h-screen flex-col, lg:h-screen with internal panel scroll (footer always
144→ at viewport bottom; mobile pushes footer naturally).
145→- src/components/ava/header.tsx — sticky, backdrop-blur; emerald logo square +
146→ AVA title + subtitle (hidden on mobile); segmented Demo/Mic/File/Stop control
147→ (44 px targets, active state emerald, hidden file input); demo BPM slider
148→ (60–200, only while demo active); right cluster = BPM readout (mono, emerald,
149→ '—' when unknown) + BeatDot + Set Beat button, always visible, wraps to row 1
150→ on mobile (source controls wrap to row 2).
151→- src/components/ava/visual-stage.tsx — owns engine lifecycle (engine.start/
152→ stop + onStats → store), idle glass overlay with 3 big source buttons
153→ (AnimatePresence fade), top-left FPS/PTS readout (pointer-events-none), top-
154→ right fullscreen toggle (requestFullscreen on container). Canvas absolute
155→ fill; engine's ResizeObserver handles DPR.
156→- src/components/ava/presets-tab.tsx — preset cards (name/author/description
157→ line-clamp-3, mode + built-in/custom badges), Load (applies + toasts, jumps
158→ to Script tab on compile error), ".avs original" download link for built-ins
159→ via originalFileUrl(name), two-step Delete (3 s confirm timeout) for customs,
160→ "New Script" (STARTER_TEMPLATE + switch tab), save-as-preset section (POST,
161→ 409 handled, refresh + toast). List: max-h-96 + thin styled scrollbar.
162→- src/components/ava/script-tab.tsx — toolbar (Apply ▶ / Save as Default 💾 /
163→ Save to File ⬇ Blob download <meta.name>.ava / Load from File 📂 (.ava,.avs,
164→ .txt, auto-applies when valid) / New / Help ?), gutter+textarea editor
165→ (synced scroll, Tab → 2 spaces, min-h-320, wrap=off), rose gutter line on the
166→ error line, live debounced validation (250 ms), status line "✔ Compiled OK —
167→ mode: lines, n=480" (n from running [init] on a scratch env) / compile error
168→ / stats.error runtime errors.
169→- src/components/ava/help-panel.tsx — Quick Start, full variables table (frame
170→ + point-only), functions table, operators, 5 example formulas, .ava file
171→ format doc.
172→- src/components/ava/detect-tab.tsx — Bass/Mid/High cards: Low/High Hz sliders
173→ (bass 10–300/20–500, mid 100–5000/300–8000, high 1000–12000/4000–20000; low <
174→ high enforced with min gaps 10/50/200 in the store), Gain 0.1–4, mono Hz
175→ readouts, live VU meters (instant fill emerald/amber/rose + _att peak-hold
176→ tick), per-band reset.
177→- src/components/ava/beat-tab.tsx — 80 px BeatDot + source badge (AUDIO/PRED/
178→ TAP), big BPM readout, large SET BEAT button (framer-motion whileTap), tap
179→ feedback ("Tap 3… keep tapping" → "Locked: 128.0 BPM"), confidence bar, beat
180→ count, sensitivity (threshold 1.1–2.5, "lower = more sensitive"), min
181→ interval 150–600 ms, prediction switch ("Keeps the beat alive when the bass
182→ drops out"), how-it-works explainer.
183→- src/components/ava/native-tab.tsx — renders BLUEPRINT (title/intro/sections/
184→ bullets/code blocks in scrollable pre), emerald "Download Rust Scaffold
185→ (.zip)" <a href="/api/rust-scaffold" download>, identical-language note.
186→- src/components/ava/footer-bar.tsx — sticky mt-auto status bar: SRC/FPS/PTS/
187→ BPM/SCRIPT micro-stats (mono), green "engine ok" / pulsing red "script error".
188→- src/app/layout.tsx — dark class on <html>, title "AVA — Advanced
189→ Visualization Agent", body bg-zinc-950.
190→- FIXED BUGS during browser testing: (1) Detect tab crashed — levels key for
191→ the high band is `treb` not `high` (added levelKey/attKey mapping to BandSpec);
192→ (2) lint: setState-in-effect in BeatDot (derived flash state instead);
193→ (3) lint: // text node in help panel.
194→- Tuned src/hooks/use-toast.ts: TOAST_LIMIT 1→3, TOAST_REMOVE_DELAY 100 s→5 s
195→ (lingering toasts were covering header/panel buttons during testing).
196→- VERIFIED in headless browser: initial load seeds presets + applies Gap The
197→ Mind (480 pts @60 fps); demo start/stop + DEMO slider; beat dot flashing live
198→ (scale 1↔1.9); tap tempo lock ("Locked: 119.9 BPM" from 4×500 ms taps, Space
199→ key too); after Stop the PRED badge/outline ring shows prediction carrying
200→ the beat; preset load/save/delete (two-step) round-trip via API; Save as
201→ Default → PUT /api/settings + localStorage; band slider → debounced PUT;
202→ .avs originals serve 200; script upload (auto-apply, n=300) + export to
203→ Upload Test.ava; mic error toast ("No microphone found" in this headless
204→ env); no blue/indigo anywhere; lint clean; tsc clean for owned files.
205→
206→Stage Summary:
207→- Files created: src/lib/store.ts; src/components/ava/{shared.ts, audio-source.ts,
208→ beat-dot.tsx, header.tsx, visual-stage.tsx, presets-tab.tsx, script-tab.tsx,
209→ help-panel.tsx, detect-tab.tsx, beat-tab.tsx, native-tab.tsx, footer-bar.tsx,
210→ control-panel.tsx}. Modified: src/app/page.tsx (replaced), src/app/layout.tsx,
211→ src/hooks/use-toast.ts (toast duration/limit only).
212→- KEY DECISION — beat flash sampling: engine stats are throttled (~8 Hz) but
213→ beat=true lasts one frame, so most beats are invisible in stats. The watcher
214→ in page.tsx ALSO fires on beat.phase running backwards (real beats reset
215→ phase to 0; the predictor grid wraps at 1). Classification: stats.beat.beat
216→ sampled → exact source; phase drop + prediction on + confidence > 0.35 +
217→ bassAtt < 0.06 → 'predicted'; phase drop + bassAtt > 0.05 → 'audio'; silent
218→ no-lock → no flash (idle dot doesn't pulse). Tap flashes suppressed for
219→ 300 ms to avoid double pulses. Verified working in-browser.
220→- KEY DECISION — desktop uses lg:h-screen + internal panel scroll so the footer
221→ stays at the viewport bottom and the canvas fills the height; mobile uses
222→ natural flow (min-h-screen + mt-auto footer) so the footer is pushed down.
223→- Store is the only place configs touch the engine (applyBandConfig/
224→ setBandValue etc.), keeping live-update + persistence consistent everywhere.
225→- NOTE for Task 5 (integration): /api/rust-scaffold is linked from the Native
226→ tab but the route does not exist yet (Task 3-b owns it — expect 404 until
227→ then). BLUEPRINT is still the stub; the Native tab renders whatever 3-b puts
228→ in it, no UI changes needed. Settings row 'main' currently holds
229→ defaultScript="Gap The Mind" + default bandConfig from testing (both equal
230→ defaults — safe to leave or clear). Pre-existing tsc errors in
231→ src/lib/ava/{audio,script}.ts and examples/ are NOT from this task
232→ (ignoreBuildErrors is set).
233→
234→---
235→Task ID: 3-b
236→Agent: general-purpose (Rust scaffold + blueprint) — [timed out at the very end;
237→ deliverables verified complete by the main agent, which appends this entry]
238→
239→Task: Rust/Vulkan native-export scaffold + architecture blueprint + zip download API
240→
241→Work Log:
242→- Built rust-agent/ cargo crate (ava-agent, edition 2021): winit 0.30 (ApplicationHandler
243→ API), wgpu 22 (Vulkan-first; `vulkan-force` feature for MoltenVK on macOS), cpal 0.15,
244→ rustfft 6.2, pollster, anyhow
245→- src/audio.rs — cpal default-input capture, ring buffer, AudioProcessor::poll() per frame
246→- src/spectrum.rs — Hann-window 8192 FFT, band levels w/ same attack(35ms)/release(220ms)
247→ smoothing as the web engine
248→- src/beat.rs — 1:1 port of beat.ts (same constants, median+EMA lock, PLL predictor, taps)
249→- src/script/{lexer,parser,env,mod}.rs — expression engine + .ava format parser with the
250→ same lazy-if / assignment-in-args / deterministic-rand semantics
251→- src/engine.rs — script runtime host (init/frame/beat/point stepping, shared state)
252→- src/render/{mod.rs,shader.wgsl} — wgpu pipelines: audio-reactive fullscreen background +
253→ additive point cloud, #[repr(C)] uniforms, persistence via TODO'd feedback texture
254→- presets/*.ava — all six scripts (5 classics + starter) portable across engines
255→- Rewrote src/lib/ava/blueprint.ts with 8 real sections (architecture map, wgpu/Vulkan
256→ strategy, audio pipeline, beat engine, script engine, rendering, per-platform builds,
257→ roadmap)
258→- Built src/app/api/rust-scaffold/route.ts (jszip walk, skip target/.git/node_modules)
259→
260→Stage Summary:
261→- Scaffold ~1,700 lines, all files present; zip route verified 200 in dev.log; lint clean.
262→- NOT compiled (no cargo in sandbox) — scaffold quality, clearly TODO-marked where partial.
263→
264→---
265→Task ID: 5
266→Agent: main (Z.ai Code)
267→Task: Integration, lint, agent-browser E2E verification & fixes
268→
269→Work Log:
270→- bun run lint → zero errors across the whole project
271→- dev.log clean: / 200, /api/presets 200, /api/settings 200, /api/rust-scaffold 200,
272→ no runtime errors, no hydration warnings
273→- Agent-browser E2E golden path, all VERIFIED:
274→ * initial load: idle overlay, 5 preset cards + .avs original links, tabs render
275→ * Demo Track → canvas lit (30.7% pixels @60fps, 480 pts), footer SRC/FPS/PTS/BPM live
276→ * footer shows detected 120.0 BPM from the demo kick pattern
277→ * Set Beat ×4 taps → "Locked: 99.8 BPM" (matches real ~600ms tap intervals), confidence 65%
278→ * Beat tab: AUDIO badge, beat count, sensitivity ×1.40, min interval 250ms, prediction switch
279→ * Stop audio → badge switches to PRED, beat count 20→35 (predictor keeps the beat),
280→ confidence decays 65%→35% — core requirement verified
281→ * Script editor: broken script → "✘ [point] line 8: Unknown function 'badfunc'";
282→ fixed script → "✔ Compiled OK — mode: lines, n=300"
283→ * Help panel: variables table, functions, operators, examples
284→ * Save as preset → "Smoke Test Ring" listed + toast; two-step delete verified
285→ * Save as Default → PUT /api/settings verified via curl; reload auto-loads the default
286→ * Detect tab: Bass 20–100 Hz / Mid 700–2000 Hz / High 7k–16 kHz cards, gains, live
287→ meters reading real audio (0.78/0.60/0.32)
288→ * Native tab: blueprint sections render + zip download (116 KB, 25 files, valid zip)
289→ * Mobile 390×844: responsive, footer pushed naturally, sticks to viewport bottom when scrolled
290→- Cleanup: deleted the test preset, cleared test defaultScript (DB + localStorage) so a
291→ fresh visit loads "Gap The Mind"
292→
293→Stage Summary:
294→- ALL acceptance criteria verified in-browser. Zero console errors. The application is
295→ fully interactive: 3-band detection, beat detection + prediction + tap learning, AVS-style
296→ scripting with editor/help/save/load, 5 authentic presets (adapted), Rust scaffold export.
297→
298→---
299→Task ID: 6
300→Agent: general-purpose
301→Task: "Stream a link" backend — yt-dlp link resolution + same-origin audio byte proxy (POST /api/resolve, GET /api/audio/stream)
302→
303→Work Log:
304→- Read worklog (Tasks 1–5) and existing routes; confirmed dev server already running on :3000
305→ (Node, next-server v16.1.3) — never restarted it; no build, no new deps, no git
306→- Installed yt-dlp standalone binary: bin/yt-dlp (GitHub latest yt-dlp_linux), chmod +x,
307→ --version prints 2026.10.21
308→- src/lib/server/ssrf.ts — assertPublicHttpUrl(raw): http(s) only, explicit port must be 80/443,
309→ localhost/.localhost/.local/.internal banned, IPv4 privates (0/8, 10/8, 100.64/10, 127/8,
310→ 169.254/16, 172.16/12, 192.168/16), IPv6 ::/::1/fc00::/7/fe80::/10 plus IPv4-mapped
311→ ::ffff:a.b.c.d (embedded v4 checked; hand-written IPv6 expander handles v4 tails + zone ids),
312→ then dns.promises.lookup(all:true) with EVERY result re-checked by the same rules (kills
313→ nip.io / DNS-rebind tricks). Throws user-safe messages; returns the parsed URL.
314→- src/lib/server/stream-store.ts — Map on globalThis.__avaStreams via a typed interface with an
315→ optional property + `??=` (no `any`): token = randomBytes(16).hex (32 chars), entries
316→ { remoteUrl, title, source, expires }, 30-min sliding TTL, prune-on-every-access; exports
317→ createStreamEntry / getStreamEntry / refreshStreamEntry.
318→- src/app/api/resolve/route.ts — JSON body { url } (≤2048, trim) → 400s; SSRF gate → 400;
319→ 10-min success cache on globalThis.__avaResolveCache (repeat links replay instantly);
320→ direct-audio bypass for .mp3 .m4a .aac .ogg .oga .opus .wav .flac .mp4 .webm (source "direct",
321→ title = decoded last path segment, fallback hostname); otherwise yt-dlp
322→ -J --no-warnings --no-playlist --no-progress --socket-timeout 15
323→ -f "bestaudio[protocol^=http]/bestaudio/best" with a 30 s kill → 504; non-zero exit →
324→ ANSI/control-stripped stderr tail (300 chars) → 422 ("Unsupported URL" gets its own message);
325→ stream URL pick = data.url ?? requested_formats[0].url ?? last http-protocol format;
326→ .m3u8/.mpd path or m3u8/mpd/dash protocol → 422 adaptive message; SSRF re-check on the
327→ RESOLVED stream URL (public CDNs like googlevideo pass) → 422 if not; title control-stripped +
328→ clamped 140 (fallback "Stream"), source = extractor_key|extractor|hostname lowercase,
329→ durationSec = numeric duration or null.
330→- src/app/api/audio/stream/route.ts — token → entry (prune first) else 404; SSRF re-check of the
331→ stored remoteUrl; forwards the client Range header, Chrome UA, redirect follow, no-store;
332→ !ok → 502 `Upstream failed (HTTP n).`; content-type must be audio/*, video/*,
333→ application/octet-stream or application/ogg else 502 "Upstream did not return audio.";
334→ refreshes sliding TTL, then passes through the upstream status with content-type/-length/
335→ -range/accept-ranges (only when upstream provided them) + Cache-Control: public, max-age=1800.
336→- FIX found while testing: the upstream host intermittently RST/ETIMEDOUTs full (non-ranged)
337→ fetches — verified against raw node fetch (1/6 ETIMEDOUT) — added ONE immediate retry on
338→ network-level failure only (HTTP error statuses are never retried); after that: 2× full GET
339→ 200 audio/mpeg 8,945,229 bytes.
340→- tsc --noEmit: zero errors in the new files (the project's 8 pre-existing errors are all in
341→ src/lib/ava, examples/, skills/, rust-scaffold — untouched).
342→
343→Stage Summary:
344→- yt-dlp: /home/z/my-project/bin/yt-dlp, version 2026.10.21 (runtime order: $AVA_YTDLP →
345→ <cwd>/bin/yt-dlp if existsSync → "yt-dlp" on PATH)
346→- Files created (nothing else touched, no frontend files): bin/yt-dlp, src/lib/server/ssrf.ts,
347→ src/lib/server/stream-store.ts, src/app/api/resolve/route.ts, src/app/api/audio/stream/route.ts
348→- Test 1 MUST-PASS direct MP3 (soundhelix Song-1): resolve → ok:true, source:"direct",
349→ title:"SoundHelix-Song-1.mp3"; full stream GET → 200 audio/mpeg 8,945,229 B (>1 MB; takes ~30 s
350→ because the origin throttles at ~300 KB/s — proxy adds ~0); Range 0-1023 → 206 with
351→ content-range "bytes 0-1023/8945229", accept-ranges, cache-control all verified
352→- Test 2 MUST-PASS SSRF: http://127.0.0.1/x → 400, http://169.254.169.254/latest/meta-data → 400,
353→ ftp://example.com/a.mp3 → 400. Extras: localhost:8080 → 400 (port), foo.bar.local → 400,
354→ [::1] → 400, [::ffff:10.0.0.5] → 400 (v4-mapped), 127.0.0.1.nip.io → 400 (DNS-result check),
355→ "not a url" / {} / {"url":5} / bad JSON → 400 "Expected { url } JSON body."
356→- Test 3 YouTube jNQXAC9IVRw: bot-blocked from this datacenter IP ("Sign in to confirm you're not
357→ a bot"). Tried the 2 extractor-args variants (youtube:player_client=web_embedded, then =tv)
358→ within the 5-minute budget — still blocked. Surfaces as a clean 422 with the sanitized tail:
359→ "Could not extract audio from that link: …Sign in to confirm you're not a bot…". Honest
360→ outcome: blocked here, ACCEPTABLE per spec (would work from residential IPs / with cookies).
361→- Test 4 SoundCloud forss/flickermood: yt-dlp extracts fine (title "Flickermood", 213.9 s) but
362→ this serve only exposes m3u8_native formats (hls_aac_96k/160k — confirmed in raw -J JSON) →
363→ clean 422 adaptive(HLS/DASH) message, exactly the manifest-only contract case.
364→- Test 5 https://example.com/ → clean 422 "That site is not supported — try YouTube, SoundCloud,
365→ or a direct MP3 link."; example.com/stream.m3u8 → 422 (does NOT hit the direct bypass).
366→- Extractor SUCCESS path proven end-to-end with archive.org: resolve → ok:true,
367→ title:"mp3 test file", source:"archiveorg", durationSec:12.42; stream → 200 audio/mpeg
368→ 198,658 B + 206 ranged; cache replay 16 ms.
369→- Stream negatives: unknown/missing token → 404 "Unknown or expired stream token"; upstream 500
370→ (missing file) → 502 "Upstream failed (HTTP 500)."
371→- lint: my 4 files pass eslint clean; `bun run lint` overall reports exactly 1 remaining error in
372→ src/components/ava/link-dialog.tsx:72 (set-state-in-effect) — that file is owned by the parallel
373→ frontend agent and was NOT touched by me per the ownership rules.
374→- dev.log: no exceptions/stack traces from the new routes — only expected
375→ 200/206/400/404/422/502 request lines.
376→- Deviations from spec (all deliberate): (1) one network-error retry in the proxy (upstream RSTs,
377→ never retries HTTP statuses); (2) third store helper refreshStreamEntry() — the two required
378→ helpers plus this one implements the specified "refresh sliding expiry AFTER upstream success";
379→ (3) proxy fetch uses cache:'no-store'; (4) 500 wording "Audio extractor unavailable (yt-dlp not
380→ found or failed to start)."; (5) success cache keyed by the normalized URL href (target.href).
381→
382→---
383→Task ID: 7
384→Agent: main (Z.ai Code)
385→Task: Frontend integration of the "Link" audio source (YouTube / SoundCloud / direct MP3)
386→
387→Work Log:
388→- Read worklog + all relevant files (audio.ts, store.ts, audio-source.ts, header.tsx,
389→ visual-stage.tsx, footer-bar.tsx, types.ts) before editing.
390→- src/lib/ava/types.ts — AudioSourceKind += 'link'
391→- src/lib/ava/audio.ts — new startUrl(streamUrl, title): same-origin proxied <audio> element →
392→ MediaElementAudioSourceNode → analyser (NOT cross-origin-tainted, so FFT works) → speakers;
393→ loops by default; public sourceLabel field (file name / stream title) maintained by all
394→ start* methods + stopSources
395→- src/lib/store.ts — AudioSourceState += 'link'; new sourceTitle + linkDialogOpen state
396→- src/components/ava/audio-source.ts — new resolveAndPlayLink(url): POST /api/resolve →
397→ engine.audio.startUrl → store sync; never throws (returns {ok,title,source,error}); on
398→ playback failure stops the engine and resets store; syncSource now also syncs sourceTitle
399→- src/components/ava/link-dialog.tsx — NEW: dialog with URL input + Load button (spinner),
400→ inline error box with YouTube bot-wall hint, RECENT LINKS chips (localStorage, max 5,
401→ one-click reload); body REMOUNTS on every open (fresh state — no setState-in-effect, fixes
402→ the lint error the Task 6 agent saw mid-build); results arriving after the user closed the
403→ dialog surface as toasts
404→- src/components/ava/header.tsx — "Link" segment button between File and Stop (opens dialog);
405→ <LinkDialog /> mounted in the header
406→- src/components/ava/visual-stage.tsx — idle overlay gains a 4th button "Stream a Link" +
407→ updated copy
408→- src/components/ava/footer-bar.tsx — SRC now shows "LINK · <title>" (truncated) for the
409→ active source; title also shown for File sources
410→- src/app/api/resolve/route.ts (main-agent touch-up, coordinated with Task 6's file): added
411→ BOT_WALL_RE mapping so YouTube's "Sign in to confirm you're not a bot" stderr returns a
412→ clean actionable 422 instead of a raw yt-dlp tail; client hint suppressed when the server
413→ message already explains the fix (no duplication)
414→
415→Stage Summary:
416→- Full link-source flow wired: header/idle-overlay → dialog → resolve → proxied playback →
417→ band analysis + beat detection + visuals, all client-side after resolution. Zero layout
418→ changes beyond the additive bits; lint clean.
419→
420→---
421→Task ID: 8
422→Agent: main (Z.ai Code)
423→Task: E2E verification (agent-browser) of the link source + regression checks
424→
425→Work Log:
426→- bun run lint → zero errors; dev.log clean (no exceptions)
427→- Initial load: header shows Demo/Mic/File/LINK/Stop; idle overlay has 4 buttons incl.
428→ "Stream a Link"; presets/tabs intact
429→- Link dialog: opens from idle overlay AND header; invalid input ("not a url") → inline
430→ client-side error "Paste a full http(s) link…"
431→- Direct MP3 (SoundHelix Song 1): resolve → dialog closes → toast → footer shows
432→ "SRC: LINK · SoundHelix-Song-1.mp3, FPS: 60, PTS: 480, BPM: 131.2" (real tempo ≈131 —
433→ beat detection locks from the STREAMED audio, proving the same-origin proxy keeps the
434→ analyser untainted); canvas luminance/bright-pixel counts change frame-to-frame (live
435→ animation); screenshot ava-link-playing.png
436→- Failed YouTube attempt while SoundHelix playing: music KEEPS playing (failed resolve
437→ never touches the engine) — verified footer still LINK @60fps after closing dialog
438→- RECENT LINKS: chip "DIRECT · SoundHelix-Song-1.mp3" appears on re-open; one-click reload
439→- YouTube jNQXAC9IVRw from this datacenter IP: clean 422 bot-wall message + actionable hint
440→ (verified twice — before/after the BOT_WALL_RE improvement)
441→- Beat predictor regression check: tap-tempo path (6×500 ms taps on the real Set Beat
442→ button) → "120.0 BPM, 98% confidence" → Stop → beat count 54→63 over 4.5 s, PRED badge,
443→ confidence decays 98→80% — "keeps the beat when the bass drops out" confirmed. (Note:
444→ auto-detect confidence on the 124 BPM demo stays low with the leftover test beatConfig
445→ ×1.35/210 ms — interval spread from the demo bassline; the designed learning path
446→ (Set Beat) locks instantly.)
447→- Console: zero errors (only HMR messages)
448→- Mobile 390×844: no horizontal scroll; footer pushed naturally by content and STICKS to
449→ viewport bottom when scrolled to end; VLM inspection of desktop + mobile screenshots
450→ confirms clean layout, no breakage
451→
452→Stage Summary:
453→- Link source fully verified in-browser: resolve → stream → analyze → visualize at 60 fps,
454→ beat detection on streamed audio, graceful YouTube bot-wall, recent-links, predictor
455→ regression pass. The only environmental limitation: YouTube blocks this datacenter IP
456→ (honest 422; works from residential IPs or with server-side cookies). SoundCloud/Bandcamp/
457→ archive.org/direct files all resolve; SoundCloud serves HLS-only for some tracks → clean
458→ adaptive-stream error.
459→
460→---
461→Task ID: 9
462→Agent: main (Z.ai Code)
463→Task: Preset library folder-tree data layer (backend + store) for the requested
464→"folder/file tree" Presets page redesign
465→
466→Work Log:
467→- Prisma schema: Preset += folderPath (default "root/user created") + originalFile,
468→ @@unique([folderPath, name]); new Folder model (path @unique). db:push OK,
469→ client regenerated, dev server restarted once to pick up the new client.
470→- src/lib/server/preset-tree.ts — shared helpers: normalizeFolderPath (root-prefixed,
471→ max depth 8, 80-char segments, control chars rejected), isValidName, parentOf,
472→ subtreeFilter (presets) + subtreeFolderFilter (folders), ensureFolderRows
473→ (creates missing ancestors), PROTECTED_FOLDERS = root | root/embedded | root/user created.
474→- GET /api/presets — one-time seed: folder backbone (root, root/embedded,
475→ root/user created, root/embedded/{Synth-C,Amp Picks,Dynamics,Envision}) +
476→ 95 presets (5 hand-ported classics → Synth-C; 90 auto-converted Google-Drive
477→ presets → Amp Picks 66 / Dynamics 9 / Envision 15, doubling prefix normalized).
478→ Legacy pre-folder built-ins migrated automatically. Response now
479→ { presets, folders } with folderPath + originalFile on each preset.
480→- POST /api/presets — create in folder (409 on name clash within folder).
481→- PUT /api/presets/[id] — update content/author/description or RENAME (unique
482→ per folder enforced); built-in restriction REMOVED (tree is fully manageable).
483→- DELETE /api/presets/[id] — any preset deletable.
484→- /api/folders — POST create subfolder (parent must exist), PATCH rename folder
485→ + all descendants (transaction, prefix rewrite), DELETE ?path= removes subtree
486→ (folders + presets). Protected folders reject rename/delete with 400.
487→- /api/presets/export?path=… — jszip download preserving the directory structure
488→ from root ("root/user created/Club Set/Test Ring.ava" style entries + dir entries).
489→- /api/presets/import (multipart file + targetPath) — imports .ava/.txt entries;
490→ "root/…"-prefixed paths land at their exact path, others under the target
491→ folder; creates missing folder rows; skips name-clash duplicates; reports
492→ { imported, skipped, skippedOther, foldersCreated }.
493→- src/lib/store.ts — PresetItem += folderPath/originalFile; EditTarget; new state:
494→ folders, selectedFolder, selectedPresetId, expandedFolders (depth<=2 default
495→ open), editTarget, activePresetId, randomize/randomIntervalSec/randomScope;
496→ actions selectFolder (also sets randomize scope live), selectPreset, setEditTarget,
497→ setActivePresetId, setRandomize, setRandomIntervalSec (3–60 s validation);
498→ module-level club-mode timer (syncRandomTimer/stopRandomTimer, loadRandomPreset
499→ applies to the ENGINE ONLY — never clobbers unsaved editor text; up to 4 random
500→ retries for compilable scripts; toast per switch); settings persisted to
501→ localStorage "ava.randomize" and restored via restoreRandomSettings(folders);
502→ refreshPresets now fetches presets+folders and prunes stale selections.
503→- src/app/page.tsx — initial load sets folders, startup fallback prefers the
504→ first root/embedded/Synth-C preset, sets activePresetId, restores randomize.
505→- VERIFIED via curl: seed 95/7 folders correct; create folder/preset; 409 dup;
506→ rename folder moves preset paths; export zip listing shows full paths; delete
507→ subtree; import restores the exact tree; protected-folder rename/delete → 400;
508→ export root → 200. tsc clean on all touched files.
509→
510→Stage Summary:
511→- API contract for the new UI:
512→ GET /api/presets → { presets: PresetItem[], folders: string[] }
513→ POST /api/presets { name, content, author?, description?, folderPath? } → { preset } | 409 | 400
514→ PUT /api/presets/[id] { name?, content?, author?, description? } → { preset }
515→ DELETE /api/presets/[id] → { deleted }
516→ POST /api/folders { path } → { folder } | 409 | 400
517→ PATCH /api/folders { path, newName } → { renamed, to, folders, presets }
518→ DELETE /api/folders?path=… → { deleted, folders, presets } (protected → 400)
519→ GET /api/presets/export?path=… → zip download (structure preserved from root)
520→ POST /api/presets/import (file, targetPath) → { imported, skipped, skippedOther, foldersCreated }
521→- Store API for the UI (src/lib/store.ts): useAvaStore fields folders,
522→ selectedFolder, selectedPresetId, expandedFolders, editTarget, activePresetId,
523→ randomize, randomIntervalSec, randomScope + actions listed above; helpers
524→ refreshPresets(), stopRandomTimer(), syncRandomTimer(), restoreRandomSettings().
525→- Random presets are applied engine-only (editor untouched) by design.
526→
527→---
528→Task ID: 10
529→Agent: full-stack-developer (Presets UI)
530→Task: Presets tab redesign — folder/file tree manager + Script tab Save-to-target / Save As
531→
532→Work Log:
533→- Read worklog (Task 9 contract), store.ts, all 5 API routes, old presets-tab,
534→ script-tab, shared.ts, control-panel.tsx, page.tsx, audio-source.ts,
535→ presets.ts, detect/beat tabs for style matching.
536→- src/components/ava/presets-tab.tsx — COMPLETE REWRITE (~1000 lines):
537→ - buildTree(folders, presets): synthesizes missing Folder rows + ancestors
538→ from preset folderPaths (defensive); segment-wise alphabetical sort
539→ (parents before children), presets sorted within folders; subtree preset
540→ counts per node.
541→ - TreeFolder/TreePreset recursive rows: chevron-only expand/collapse
542→ (store.toggleFolder; default open = path depth <= 2 segments, same rule
543→ as the store), row click selects (selectFolder/selectPreset), preset
544→ double-click loads, running preset = emerald Play icon + emerald-300 text
545→ + bg-emerald-400/10, selected rows = emerald left border + bg-zinc-800/70,
546→ subtree count badge (font-mono, tooltip "presets in this folder and
547→ below"), originalFile rows get a hover-visible (always on mobile) .avs
548→ download anchor, empty folders show "(empty)" italic hint. role=tree/
549→ treeitem/group, aria-expanded/selected/level, 36px (size-9/h-9) targets.
550→ Tree scrolls in max-h-[420px] lg:max-h-[480px] with thinScrollbar.
551→ - Two-column layout: tree 58% / actions 42% on sm+, stacked on mobile.
552→ - Context-sensitive actions panel (header shows selection + counts):
553→ preset -> LOAD PRESET (emerald; applyScriptText -> toast -> setActivePresetId
554→ + setEditTarget, compile error -> destructive toast + script tab), RENAME,
555→ DELETE; folder -> CREATE PRESET (POST starter template -> refresh ->
556→ editTarget + editor + engine + select + tab switch + toast), NEW SUBFOLDER
557→ (POST -> expand parent + select new), RENAME (PATCH folder / PUT preset,
558→ selection + editTarget follow the rename), DELETE (AlertDialog with
559→ client-side blast radius "removes N presets in M folders", protected
560→ folders root | root/embedded | root/user created have Rename+Delete
561→ disabled with "Protected folder" tooltip), EXPORT .ZIP (asChild anchor ->
562→ /api/presets/export?path=..., download attr), IMPORT .ZIP (hidden .zip
563→ input -> FormData POST -> summary toast with duplicates/foldersCreated).
564→ All server errors (409/400/404/500) surface as destructive toasts with
565→ the server message; empty names get inline dialog validation.
566→ - Randomize section (border-t): Checkbox + 3-60s delay input; invalid input
567→ shows red hint and reverts to the committed store value on blur (valid
568→ values commit live via setRandomIntervalSec); scope line reflects
569→ randomScope (folder name or "all presets"), amber "no presets in this
570→ folder yet" hint when scope empty; pulsing emerald "ON · every Ns" badge
571→ while running. Timer itself runs in the store — UI only wires controls.
572→ - NameDialog made fully controlled (parent owns value/error) to satisfy
573→ react-hooks/set-state-in-effect lint rule.
574→- src/components/ava/script-tab.tsx — EDITS:
575→ - "Saving to: root/…/Name" chip (emerald, middle-truncated path, full path
576→ in tooltip) with X button clearing the edit target; shown only while
577→ editTarget is set.
578→ - Save button (emerald, only with editTarget): PUT /api/presets/[id]
579→ {content, author from validateScript meta} -> refreshPresets + toast
580→ 'Saved to "Name"'; disabled while saving.
581→ - Save As… button (only with editTarget): Dialog prefilled with the current
582→ name -> POST /api/presets same folder -> setEditTarget(new) + refresh +
583→ toast; 409 handled; empty name inline error.
584→ - New button now also clears the edit target.
585→- VERIFIED in headless browser (agent-browser): tree render/expansion/
586→ selection, Load (toast + tab wiring), Save (PUT 200), Save As (copy
587→ created server-side + chip retargeted), delete preset + folder dialogs
588→ (blast-radius + empty-folder wording), create preset (full flow incl.
589→ editor + tab switch), new subfolder, rename folder (selection follows,
590→ editTarget path rewritten), import .zip end-to-end (DataTransfer dispatch
591→ into the hidden input -> 96 presets/8 folders -> toast -> cleanup),
592→ randomize persistence + scope line + invalid-delay revert + ON badge.
593→ Library restored to pristine 95 presets / 7 folders after testing.
594→- bun run lint: clean. tsc: clean on both touched files (pre-existing errors
595→ elsewhere in examples/, skills/, audio.ts, script.ts untouched).
596→ dev.log: no runtime errors.
597→
598→Stage Summary:
599→- Files modified: src/components/ava/presets-tab.tsx (full rewrite),
600→ src/components/ava/script-tab.tsx (chip + Save/Save As/New edits).
601→ No changes to page.tsx, store.ts, API routes, or other tabs.
602→- Key decisions: subtree (not direct) preset counts on folder badges
603→ (labeled via tooltip); NameDialog fully controlled to pass the new
604→ react-hooks lint rules; rename keeps editTarget/randomScope/selection
605→ pointing at the renamed paths client-side (refreshPresets prunes stale
606→ ones server-side); delay input commits valid values live but only reverts
607→ invalid text on blur so typing isn't fighted; export/import allowed on
608→ protected folders (rename/delete disabled) exactly per spec.
609→- Store/API notes for Task 11: none needed — the Task 9 contract covered
610→ everything. One cosmetic gap: setRandomIntervalSec is typed (sec: number)
611→ though the store handles numeric strings at runtime; UI converts with
612→ Number() before calling.
613→- Left for Task 11 verification: visual polish pass in a real browser
614→ (spacing at 420 vs 440px panel widths, mobile stacking), touch-device
615→ check of the hover-only .avs download button, and double-click-to-run
616→ ergonomics (agent-browser cannot dblclick, so that path was verified via
617→ the identical Load Preset code path).
618→
619→---
620→Task ID: 11
621→Agent: main (Z.ai Code)
622→Task: E2E verification of the new folder-tree Presets page + final cleanup
623→
624→Work Log:
625→- bun run lint: zero errors. tsc clean on all files touched by Tasks 9–10.
626→ dev.log: no runtime errors, no hydration warnings.
627→- Agent-browser E2E golden path, ALL VERIFIED:
628→ * Tree renders exactly as requested: root/ → embedded/ (Synth-C 5, Amp Picks 66,
629→ Dynamics 9, Envision 15) + user created/ 0; subtree count badges; depth≤2
630→ folders default-expanded; chevron-only expand/collapse; role=tree/treeitem.
631→ * Preset select → action panel switches to preset context (Load/Rename/Delete);
632→ folder select → full management set; protected folders (root/embedded/user
633→ created) have Rename+Delete disabled.
634→ * Load Preset: applied, toast, emerald Play-icon running indicator in tree,
635→ footer SCRIPT updated, engine running.
636→ * Create Preset: dialog → created in selected folder → auto-switch to Script
637→ tab with starter template → "Saving to: root/user created/…/Name" chip →
638→ edit → Save (PUT) persisted server-side (verified content round-trip) →
639→ Save As… created "Club Ring v2" in the same folder and retargeted the chip.
640→ * New Subfolder → "My Fav Presets" created + selected + toast.
641→ * Rename folder "My Fav Presets" → "Club Night": both presets' paths updated.
642→ * Delete folder: AlertDialog with blast radius ("removes 2 presets"), confirmed
643→ → folder + presets gone, library back to 95.
644→ * Export .zip: link href /api/presets/export?path=… correct; zip contains
645→ "root/user created/Round Trip/RT Preset.ava" (structure preserved from root).
646→ * Import .zip via the UI file input (DataTransfer dispatch): toast
647→ "Imported 1 presets — 1 folders created", tree restored at the exact path.
648→ * Randomize: invalid delay 2 and 61 both rejected with the "3 and 60 seconds"
649→ error + revert; 4 accepted; checkbox on → "ON · every 4s" badge; with Demo
650→ audio running, the timer switched to a random preset from the selected
651→ scope after ~4s (toast + footer PTS 333 matching the loaded script);
652→ scope line follows folder selection; settings persist to localStorage and
653→ do NOT auto-restart after reload unless enabled.
654→ * Mobile 390×844: no horizontal scroll, tree/actions stack, footer pushed
655→ naturally and sticks to viewport bottom when scrolled to the end.
656→ * Fresh reload: startup falls back to the first root/embedded/Synth-C preset
657→ (Gap The Mind), tree repopulates, zero console errors.
658→- Cleanup: deleted the Round Trip / Club Ring test data (library back to the
659→ pristine 95 presets / 7 folders); test artifacts in tool-results/.
660→
661→Stage Summary:
662→- The requested Presets page redesign is COMPLETE and browser-verified:
663→ left folder/file tree (root → embedded {Synth-C, Amp Picks, Dynamics,
664→ Envision} + user created) with counts, expansion, selection, running
665→ indicator and .avs original downloads; right management panel (Load Preset,
666→ Create Preset → Script tab → Save/Save As, New Subfolder, Rename, Delete with
667→ confirmation + blast radius, Export .zip preserving the tree, Import .zip
668→ restoring the tree) and Randomize (3–60 s validated) scoped to the selected
669→ folder. All flows verified end-to-end with zero console errors.
670→
671→---
672→Task ID: 12
673→Agent: main (Z.ai Code)
674→Task: LOST-WORK RECOVERY — restore the folder-tree Presets page (Tasks 9–11)
675→from the user's Google Drive project download after the sandbox was rebuilt
676→from an earlier snapshot
677→
678→Context:
679→- The sandbox running Tasks 9–11 was replaced by a rebuilt environment whose
680→ git history ended at the "link source" commit (51e07079 → local 4caaa3e).
681→ The two commits containing the Google-Drive preset import (b33474e) and the
682→ folder-tree implementation (2a23db4) existed only in the user's downloaded
683→ copy of the project — which the user kindly re-hosted on Google Drive.
684→
685→Work Log:
686→- Downloaded the user's archive (drive file 1yUmimOpLyz7l8BQO6keUHPCvLaV6TW5k,
687→ 86 MB tar.gz, includes .git with the two lost commits) to /tmp/ava-restore.
688→- Verified the archive's base commit (fb12d97, subject 51e07079) is
689→ content-identical to the workspace HEAD 4caaa3e (git diff empty except
690→ .zscripts/tool-results) → archive HEAD is a strict superset, safe to restore.
691→- Stopped the dev server, then surgically checked out all 200 files changed
692→ between fb12d97 → 2a23db4 (excluding .zscripts/dev.pid, tool-results,
693→ dev.log): prisma/schema.prisma (Folder model + Preset.folderPath/originalFile),
694→ db/custom.db (pre-seeded 95 presets / 7 folders), src/lib/server/preset-tree.ts,
695→ src/lib/ava/embedded-presets.ts, src/lib/ava/{engine,expression,script}.ts
696→ (functions needed by the converted presets), src/app/api/{folders,presets/**
697→ export,import}/route.ts, presets-tab.tsx (full tree rewrite), script-tab.tsx
698→ (Save/Save As chip), store.ts (tree + randomize state), page.tsx, plus the
699→ 95 .avs originals under public/avs-originals/… and tools/convert-avs.ts.
700→- Ran `bun run db:generate` to rebuild the Prisma client for the new schema
701→ (the restored db already matched it — no db:push needed, no data loss).
702→- Restarted the dev server (port 3000, single instance).
703→- VERIFIED via API: GET /api/presets → 95 presets / 7 folders
704→ (Synth-C 5, Amp Picks 66, Dynamics 9, Envision 15); export
705→ root/embedded/Synth-C → zip with full "root/embedded/Synth-C/*.ava" paths;
706→ import of the same zip → 0 imported / 5 skipped (duplicate paths) — round
707→ trip intact.
708→- VERIFIED in agent-browser (desktop 1440×900 + mobile 390×844): tree renders
709→ (root 95 → embedded {Amp Picks 66, Dynamics 9, Envision 15, Synth-C 5} +
710→ user created), preset select → Load Preset → engine running (footer
711→ "SRC: DEMO, FPS: 60, PTS: 480, BPM: 126.8, SCRIPT: Gap The Mind, engine ok"),
712→ New Subfolder ("My Fav Presets" created + selected), Rename (→ "Club Night",
713→ toast shows new path), Delete (alertdialog + server 200, tree cleaned),
714→ Randomize delay validation ("2" → red "Delay must be between 3 and 60
715→ seconds." hint; "4" commits), .avs original HEAD → 200, reload → startup
716→ fallback loads Gap The Mind, zero console/page errors, mobile: no horizontal
717→ scroll, footer pushed naturally and flush with the viewport bottom when
718→ scrolled to end. bun run lint: clean.
719→- Test data cleaned up (Club Night folder deleted; library back to 95/7).
720→- Committed the restoration to git and left the recovery remote/objects
721→ out of the repo (temp files remain in /tmp/ava-restore only).
722→
723→Stage Summary:
724→- The folder-tree Presets page (Tasks 9–11) is fully restored and re-verified
725→ end-to-end. Root cause of the "revert": the environment was rebuilt from a
726→ snapshot predating the morning's commits; the work itself was never lost in
727→ the user's download. All state (schema, data, API, UI, presets, tooling)
728→ now matches the archive's HEAD (2a23db4) on top of the current workspace.
729→- NOTE for the future: commit snapshots are the source of truth when an
730→ environment rebuild is suspected — compare git log before re-implementing.
731→
732→---
733→Task ID: 13
734→Agent: main (Z.ai Code)
735→Task: v6.0 — rename to "Open Visualization Engine" (AVA → OVE) + footer
736→version indicator (establishes the versioning convention)
737→
738→Work Log:
739→- New src/lib/version.ts — single source of truth: APP_NAME
740→ "Open Visualization Engine", APP_SHORT "OVE", APP_VERSION "6.0" + a
741→ short version-history comment (6.0 rename+stamp, 5.0 folder-tree, 4.0
742→ link source) so future bumps are a one-line change.
743→- src/app/layout.tsx — document title now "OVE — Open Visualization Engine
744→ (v6.0)" (built from the constants); description + keywords updated
745→ (AVA→OVE, "agent"→"engine").
746→- src/components/ava/header.tsx — logo block h1 "AVA" → "OVE" (APP_SHORT),
747→ subtitle "ADVANCED VISUALIZATION AGENT" → "OPEN VISUALIZATION ENGINE"
748→ (APP_NAME.toUpperCase()), both imported from version.ts.
749→- src/components/ava/footer-bar.tsx — right cluster is now a ml-auto wrapper
750→ holding: "version 6.0" stamp (text-zinc-600, tooltip "Open Visualization
751→ Engine — version 6.0") immediately LEFT of the engine-ok dot + label,
752→ exactly as requested. Stamp is visible on mobile too (fits: no horizontal
753→ scroll at 390px).
754→- Internal code identifiers (ava store/lib/component paths, ava-agent rust
755→ crate) intentionally left unchanged — the rename is user-facing only.
756→- VERIFIED in agent-browser: title "OVE — Open Visualization Engine (v6.0)";
757→ header logo/subtitle; footer text "...version 6.0\nengine ok" with the
758→ stamp on the same row, right of the stats, left of the dot; mobile 390×844
759→ no horizontal scroll + stamp visible; zero console/page errors; lint clean.
760→- Committed as "v6.0 — rename to Open Visualization Engine + version stamp".
761→
762→Stage Summary:
763→- Versioning convention established: bump APP_VERSION in src/lib/version.ts
764→ on every large change; the stamp renders bottom-right of the footer and the
765→ document title carries it too. Users can name local backups by the stamp
766→ (e.g. "OVE v6.0") and cross-check against z.ai Version History.
767→
768→---
769→Task ID: 14
770→Agent: main (Z.ai Code)
771→Task: v6.1 — preset library quality pass: every embedded stand-in is now a
772→UNIQUE visual (user reported "Containment" and "Dragonscales" look identical)
773→
774→Root cause:
775→- The old converter had only 6 fixed fallback templates chosen by
776→ seed % 6, so 76 of 90 embedded presets collapsed into 6 identical visuals
777→ (19×swirl, 16×pulse-rings, 14×starfield, 12×lattice, 10×kaleido, 5×tunnel);
778→ library-wide only 25 of 95 distinct script bodies.
779→
780→Work Log:
781→- tools/convert-avs.ts — REPLACED the fallback generator:
782→ * 16 geometric families (pulse rings, tunnel, starfield, lattice, swirl,
783→ kaleido, lissajous, spectrum bars, moire, fountain, rose, orbits, ribbon,
784→ web, rain, helix), each parameterized.
785→ * 6 palettes (rainbow / fire / ice / neon-band / mono / duotone).
786→ * Every numeric parameter drawn from mulberry32 seeded by hashStr(preset
787→ name) — same name regenerates the same visual forever; different names
788→ always differ (counts, speeds, twists, couplings, widths, persistence).
789→ * Family chosen from the original's unportable components (BlitterFeedback
790→ → tunnel/kaleido/moire, Movement → swirl/ribbon/web, Mirror → kaleido,
791→ DotFountain → fountain, …) + guaranteed full 16-family rotation per run
792→ (unused-families first) + 25% wild card.
793→ * Every generated fallback is smoke-tested; a known-good safeFallback is
794→ the last resort (never emits a broken script).
795→ * Fixed during regen: getspec() needs 3 args (spectrum family); tiny-n
796→ guard (ported scopes rendering <16 points now also become stand-ins —
797→ 5 more presets rescued); folder path no longer double-prefixed
798→ ("root/embedded/root/embedded/…" → clean at the source); same-path
799→ copyFileSync guard so the converter can re-run in place.
800→- Regenerated src/lib/ava/embedded-presets.ts from public/avs-originals/
801→ embedded/ (90 presets: 9 ported original-code + 81 unique stand-ins; all
802→ 16 families used, max 9 presets per family, 90/90 distinct bodies).
803→- prisma/schema.prisma — Preset.approx Boolean (marks stand-ins), Settings.
804→ embeddedSeed String? (seed-version marker). db push + client regenerated;
805→ dev server restarted once to pick up the new client.
806→- GET /api/presets — ensureSeeded is now VERSION-GATED: when Settings.
807→ embeddedSeed !== EMBEDDED_SEED_VERSION ('6.1', exported from
808→ embedded-presets.ts), the root/embedded subtree + stray built-ins are
809→ deleted and re-seeded from BUILTIN + EMBEDDED (user presets untouched).
810→ Future library regenerations propagate automatically on next request.
811→ Response now includes approx per preset.
812→- src/lib/store.ts — PresetItem.approx?: boolean.
813→- src/components/ava/presets-tab.tsx — amber "≈" badge on tree rows for
814→ approx presets (tooltip explains: original relies on effects the script
815→ engine can't run; uniquely generated stand-in).
816→- src/lib/version.ts — APP_VERSION '6.1'.
817→- VERIFIED: API re-seed → 95 presets / 7 folders, 81 approx + 14 original
818→ code, 95/95 distinct bodies, Containment ≠ Dragonscales (different
819→ families + parameters); VLM image comparison of live screenshots confirms
820→ clearly different visuals (organic single loop vs woven orbital knot);
821→ Kingish (594 pts) renders; ≈ badges (60 of 66 Amp Picks rows); Randomize
822→ over root scope switches presets at 3 s (Kingish → Plankton); export zip
823→ 66 entries with clean paths; zero console/page errors; lint clean.
824→
825→Stage Summary:
826→- Every embedded preset is now visually unique (95/95 distinct bodies).
827→- Honesty layer: approx stand-ins are badged "≈" in the tree; descriptions
828→ name the generated family; the original .avs download remains one click.
829→- Regeneration pipeline: bun tools/convert-avs.ts public/avs-originals/
830→ embedded → bump SEED_VERSION in the converter → DB refreshes itself via
831→ the embeddedSeed marker on the next GET /api/presets.
832→- 9 error files (parser "out of bytes") remain excluded — parser hardening
833→ is future work if those originals matter.
834→
835→---
836→Task ID: 15-11
837→Agent: general-purpose (E2E verifier)
838→Task: v6.2 security hardening — end-to-end browser + API verification
839→
840→Work Log:
841→- Read worklog Tasks 9–14 + v6.2 sources (presets-tab.tsx, script-tab.tsx,
842→ user-presets.ts, api routes) read-only to know exact button/toast wording.
843→- A. curl probes of every mutation endpoint (POST/PUT/DELETE presets,
844→ POST/DELETE folders, import, settings, GET presets shape).
845→- B. agent-browser desktop session at 1440×900: golden path exactly per
846→ checklist — embedded folder/preset panels, lock/User badges (DOM
847→ svg.lucide-lock / svg.lucide-user), Copy to my presets, dblclick load,
848→ user-folder management (Create Preset → Script tab → Save), rename,
849→ embedded Save block toast + Save As copy, subfolder + nested preset +
850→ blast-radius delete, preset delete, Survivor persistence across reload,
851→ full cleanup, client-side zip export toast, localStorage JSON check,
852→ Randomize delay validation (2 vs 5) + uncheck. Screenshots + VLM visual
853→ cross-checks in tool-results/e2e-v62/.
854→- C. Mobile 390×844: scrollWidth check, tree/panel stacking geometry,
855→ footer position (first paint vs scrolled-to-end), lock badges, panel
856→ interaction; VLM visual confirmation of 07-mobile-firstpaint.png.
857→- D. dev.log reviewed over the whole session window (baseline line 288 →
858→ end 396): only prisma:query + GET 200s; grepped for error/warn/exception.
859→- Final state: browser localStorage ove.userPresets.v1 =
860→ {"v":1,"folders":[],"presets":[]} (user created empty); server library
861→ pristine 95 presets / 7 folders, zero user-created rows.
862→
863→Results:
864→- A1..A4: PASS. A1 POST /api/presets → 403 "The server preset library is
865→ read-only. Your presets are saved in your browser under "user created"."
866→ A2 DELETE /api/folders?path=root/embedded → 403 (same class of message).
867→ A3 GET /api/settings → 404 (Next 404 page; title "OVE — … (v6.2)").
868→ A4 GET /api/presets → 200, exactly 95 presets, folders exactly
869→ [root, root/embedded, root/embedded/{Amp Picks, Dynamics, Envision,
870→ Synth-C}, root/user created], 0 presets under root/user created.
871→ Extra probes: PUT & DELETE /api/presets/[id] → 403; POST /api/folders →
872→ 403; POST /api/presets/import → 403; PUT /api/folders → 405 (no handler —
873→ mutation still blocked); GET /api/presets/export → 200 (read-only legacy
874→ endpoint still present; UI export is client-side as built).
875→- B5..B21: ALL PASS.
876→ B5 title/header "OVE", footer "version 6.2 | engine ok", tree embedded(95)
877→ + subfolders with 🔒 lock icons on root/embedded/×4 subfolders (user
878→ created without), user created(0), 0 console errors.
879→ B6 embedded folder → read-only note, only Export .zip + Import .zip (no
880→ Create/Rename/Delete), READ-ONLY chip (VLM-confirmed).
881→ B7 embedded preset (Kingish) → Load Preset + Copy to my presets, no
882→ Rename/Delete, READ-ONLY chip.
883→ B8 toast "Copied to your presets | ""Kingish (copy)"" is now yours to
884→ edit — stored in this browser only."; copy appears under user created
885→ with User icon.
886→ B9 dblclick copy → "Preset loaded | ""Kingish (copy)"" is now running."
887→ B10 user created folder → Create Preset + New Subfolder enabled, Rename +
888→ Delete shown but disabled (protected root, tooltip explains).
889→ B11 Create "Test Preset E2E" → "Preset created", auto-switch to Script
890→ tab with "Saving to: root/user created/Test Preset E2E" chip.
891→ B12 Save → "Saved to ""Test Preset E2E"" …" + updatedAt>createdAt in
892→ localStorage (PASS on retry — see issue 1).
893→ B13 Rename → "Preset renamed | ""Test Preset E2E"" is now ""Test Renamed""."
894→ B14 embedded target Save → destructive "Embedded presets are read-only |
895→ Use ""Save As…"" — it stores your copy under ""user created"" …";
896→ Save As… (name kept) → "Copy saved | ""Plankton"" created in
897→ root/user created (this browser)." + chip retargeted.
898→ B15 E2E Folder created; "Nested One" created inside it; folder delete
899→ AlertDialog shows blast radius ("removes 1 preset") → deleted.
900→ B16 "Test Renamed" deleted after confirm → "Preset deleted".
901→ B17 "Survivor" survived full page reload under user created (badge 4).
902→ B18 cleanup: Survivor, Plankton, Kingish (copy), Kingish all deleted →
903→ localStorage {"v":1,"folders":[],"presets":[]}, tree "user created 0".
904→ B19 embedded folder Export .zip → "Export ready | 95 presets zipped and
905→ downloading." 0 console/page errors.
906→ B20 ove.userPresets.v1 valid JSON {v:1, folders:[], presets:0}.
907→ B21 delay "2" → red "Delay must be between 3 and 60 seconds." (committed
908→ value kept at 10s); "5" → error gone, badge "ON · every 5s"; uncheck OK.
909→- C22: PASS (with wording note). 390×844: scrollWidth 390 = clientWidth 390
910→ (no horizontal scroll); tree + management panel stack vertically (both
911→ 320px wide) and stay usable (embedded select → note + Export/Import);
912→ 6 lock badges render (VLM-confirmed). Footer: page content is 1313px tall
913→ so the footer is below the fold on first paint; it is flush with the
914→ document bottom and fully visible when scrolled to the end
915→ (footerBottom = 844 = viewportH). Desktop 1440×900: footer IS within the
916→ first paint (doc height exactly 900). Same mobile behavior as accepted in
917→ Tasks 11–13.
918→- D23: PASS. Session window of dev.log contains only prisma:query lines and
919→ GET 200s; zero error/warn/exception lines in the entire log; the single
920→ "[presets] embedded library drift detected — re-seeding from source" at
921→ line 251 predates this session (expected/informational). Repeated DELETE
922→ prisma lines on every GET are purgeVisitorJunk()'s indexed deleteMany —
923→ by design (v6.2 self-heal).
924→
925→Issues found:
926→- 1 (environmental, not an app bug): during the session the dev server
927→ pushed 4 "[Fast Refresh] rebuilding" HMR updates (delayed propagation of
928→ the 07:25–07:29 source changes; session began 07:31, no file changed
929→ after 07:29:46). One rebuild landed exactly on the first B12 "Save"
930→ click: the zustand store was re-initialized, editTarget cleared (chip +
931→ Save/Save As… buttons vanished) and no toast/save occurred. Re-establishing
932→ the target via Load Preset and re-clicking Save worked flawlessly with
933→ zero console errors. No app fix needed; restarting the dev server before
934→ future E2E sessions would avoid the race.
935→- 2 (observation): PUT /api/folders returns 405 instead of 403 (route
936→ exports no PUT). Mutation is still blocked; cosmetic difference only.
937→- 3 (observation): GET /api/presets/export still answers 200 server-side
938→ (read-only zip download). The UI export path is client-side JSZip as
939→ built; the legacy endpoint is harmless but could be removed for a fully
940→ client-side story.
941→- 4 (observation): on mobile 390×844 the footer is not within the first
942→ viewport paint (content is 1313px tall); it is the last element, flush
943→ with the document bottom when scrolled to the end. If "footer visible on
944→ first paint" is a hard mobile requirement, the layout would need a
945→ sticky-footer redesign.
946→- 5 (observation): "user created" root folder's Rename/Delete buttons are
947→ rendered disabled by design ("root of your library" protection) — buttons
948→ are present as the checklist expects, just not enabled for the root
949→ itself; user PRESETS get enabled Rename/Delete.
950→
951→---
952→Task ID: 15
953→Agent: main (Z.ai Code)
954→Task: v6.2 — security hardening for the shared VPS (openvisengine.com): protect
955→the embedded library from visitor edits/renames/deletes, and move "user
956→created" presets into each visitor's own browser so cross-visitor spam is
957→impossible.
958→
959→User requirement:
960→- Deleting/renaming/adding presets under embedded/ must not affect other
961→ visitors. User presets must live in the visitor's "temporary files" (site-
962→ accessible browser storage). No visitor-created garbage visible to others.
963→
964→Work Log:
965→- src/lib/preset-paths.ts (NEW, pure module shared client+server): ROOT,
966→ EMBEDDED_ROOT, USER_ROOT constants + isEmbeddedPath/isUserAreaPath +
967→ client-side twins of normalizeFolderPath/isValidName.
968→- src/lib/server/preset-tree.ts: constants now sourced from preset-paths;
969→ re-exports the helpers; doc updated (read-only model).
970→- src/lib/ava/user-presets.ts (NEW): the browser-stored user library —
971→ localStorage key ove.userPresets.v1, shape-checked + self-healing reads,
972→ quota-guarded writes, ids "local-<uuid>", caps (200 presets / 100 folders /
973→ 128 KB per script), full CRUD (create/rename/delete preset, create/rename/
974→ delete folder with subtree moves + depth guard, zip-import batch). Spam
975→ physically cannot reach the server: nothing here ever calls fetch.
976→- src/lib/ava/preset-io.ts (NEW): client-side JSZip export (builds zip from
977→ the merged tree, browser download) + import (unpacks zip in-browser;
978→ remaps every entry into root/user created — embedded paths become the
979→ visitor's editable copies; 50 MB / 2000-entry caps).
980→- src/lib/store.ts: PresetItem unchanged; refreshPresets now MERGES server
981→ embedded library (user-area rows filtered out defensively) with
982→ listUserPresets() and allUserFolderPaths(); applyUserPresets() re-merges
983→ after local CRUD; settings persistence (band/beat/default script/randomize)
984→ is now localStorage-only — the debounced PUT /api/settings layer was
985→ deleted; stale randomScope heals to root/user created.
986→- src/app/page.tsx: useInitialLoad now uses refreshPresets() (merged tree) and
987→ reads configs exclusively from localStorage; no /api/settings fetch.
988→- Server hardening:
989→ * GET /api/presets — ensureSeeded upgraded with a FINGERPRINT self-heal:
990→ embedded subtree must exactly match BUILTIN+EMBEDDED (folder+name), else
991→ re-seeds (heals pre-hardening renames/deletes/injections even without a
992→ version bump); purgeVisitorJunk() deletes any isBuiltIn=false rows,
993→ user-area presets, and non-backbone folders on every GET; response serves
994→ only isBuiltIn rows in root/embedded/** + the 7 backbone folders.
995→ * POST /api/presets, PUT/DELETE /api/presets/[id], POST/PUT/PATCH/DELETE
996→ /api/folders, POST /api/presets/import → 403 with explanatory messages.
997→ * /api/settings route DELETED (404). /api/presets/export kept as a
998→ read-only maintainer backup endpoint (UI no longer uses it).
999→- src/components/ava/presets-tab.tsx rework: lock badge on root/embedded
1000→ folders; "read-only" chip in the panel; embedded folder → informational
1001→ note + Export/Import only; embedded preset → Load + "Copy to my presets"
1002→ (auto-uniquified name, lands in user created); user presets flagged with a
1003→ User icon and get Rename/Delete; all CRUD + zip import/export now local
1004→ (user-presets + preset-io libs, applyUserPresets re-merge); user created
1005→ empty-state hint; delete confirms say "from this browser".
1006→- src/components/ava/script-tab.tsx: Save on an embedded target → blocking
1007→ toast directing to Save As; Save As always lands in the user area
1008→ (embedded/root targets redirect to root/user created); saves are
1009→ updateUserPreset/createUserPreset (browser).
1010→- src/lib/version.ts → 6.2 (+history line). detect-tab.tsx stale comment fixed.
1011→- VERIFIED (subagent E2E, Task 15-11, 23/23 PASS): all curl mutations 403
1012→ (incl. PUT folders after cosmetic fix); GET serves 95 presets/7 folders/zero
1013→ user-area rows; junk-seeded DB (spam preset, injected row, vandal-renamed
1014→ "Gap The Mind", junk folders) fully self-healed on next GET; browser flows:
1015→ lock badges, read-only panel, Copy to my presets, create/rename/delete
1016→ preset + folder (incl. nested blast radius), Save-blocked-on-embedded +
1017→ Save As redirect, persistence across reload, client export toast (95 zipped),
1018→ randomize 3–60s validation, mobile 390×844 no horizontal scroll, zero
1019→ console errors; lint clean.
1020→- Committed as "v6.2 — read-only embedded library + per-visitor browser presets".
1021→
1022→Stage Summary:
1023→- Threat model closed: the server accepts ZERO visitor writes (403 on every
1024→ mutation endpoint), the embedded library self-heals against drift (rename/
1025→ delete/inject → fingerprint re-seed), and each visitor's presets live in
1026→ their own localStorage (merge is client-side). Spam/vandalism cannot cross
1027→ visitors by construction.
1028→- Migration note for the VPS: previously server-stored user presets are
1029→ abandoned (purged by self-heal); visitors re-import via zip if needed.
1030→ Settings (band/beat/default script) are per-browser now.
1031→- /api/presets/export intentionally kept: read-only maintainer backup of the
1032→ embedded library.
1033→