Squash of 8 work commits (Sep 2–10):
7b9ed2c aichat: the assistant as an app — the panel owns the engine, the bus client, settings with the local-only lock
e0c6e74 aichat: the progress bar and system lines use the theme's highlight colour
8b46ce0 aichat: the composer's hint is a dark grey Ask AI, not the typed colour
b99a631 toml_parser, rust_tokenizer: rewrite both for the code analyser
3bbcea2 aichat: add Studio evaluation-feedback widget
b61845f studio: Architecture view, the third workspace mode
d7a76cf studio: add bounded code context and source APIs
524142a Split Studio into makepad director (public) and makepad scope (private)
Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>
