feat: turn every entity and page into separately openable deep links with browser history and add light/dark mode settings toggle

feat: add login with API key to login page, remove AuthView, and add cross-platform notice to CLI quickstart

fix(auth): add Remember me, reduce login proportions like DocWeave, pin bcrypt==4.0.1 and native checkpw

Add DocWeave authentication integration, dynamic workspace selection, search, Dockerfile, and HF Spaces config

feat: initial commit for DiffWeave platform