Project lesson cited (the 2026-08 web-box saga, 9 commits): browser sources are fixed canvases
per OBS convention — the 'gap' was a widget CSS glow, not a bug.
- AGENTS.md: auto-read session on-ramp — memory-map reading order, working
rules, build command, and startup-log pointer
- ai.md: Response style section (no default planning boilerplate) plus an
optional, on-demand No-Fluff Mode for ruthless review; never the default
- schema.md: AGENTS.md listed as the always-read first page