Painting system: - page(painting) switches render target, returns chainable proxy - paste(painting, dx, dy) alpha-composites onto current target - painting(w,h,cb) now exposes .pixels Uint8Array for direct access - graph_line_thick() for variable-width brush strokes - line(x0,y0,x1,y1,thickness) JS API with 5th thickness param - New painting.mjs piece: persistent canvas, freehand line brush, color cycling (c key), clear (n key), scroll thickness DJ fixes: - Speed control moved to audio callback with linear interpolation (was broken in decoder resampler) — scratching actually works - Negative speed support (-4x to +4x) for reverse scratching - TTS fixed: was calling tts.speak() but API is sound.speak() WiFi: ClearPass captive portal cmd=authenticate strategy ac-os: strip @ prefix from handle, USE_SDL defaults off Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>