- Add BootstrapResult dataclass for structured bootstrap results
- bootstrap_linguistic_models() and bootstrap_local_llm_models() return BootstrapResult
- Set ALWRITY_ACTIVE_PROFILE env var at startup and print active profile
- Set ALWRITY_BOOTSTRAP_SUMMARY with JSON summary of bootstrap results
- Print bootstrap summary at startup
- Track skipped_routers in RouterManager with reasons
- Add log_startup_summary() to log enabled/skipped/failed routers
- Call log_startup_summary() in app.py after router inclusion
- Add ALWRITY_FEATURE_PROFILE env var (precedence over ALWRITY_ROUTER_PROFILE)
- Add OPTIONAL_MODULE_MATRIX defining 'all' and 'default' profiles
- Add get_feature_profile_status() to RouterManager
- Add GET /api/feature-profile/status endpoint in main.py and app.py
- Returns active profile and enabled optional modules
- Add CORE_ROUTER_REGISTRY and OPTIONAL_ROUTER_REGISTRY for declarative router config
- Add profile gating via ALWRITY_ROUTER_PROFILE / ALWRITY_FEATURE_TO_ENABLE
- Only include routers whose profiles match active profile (podcast profile includes subscription, podcast)
- Use dynamic import_module for lazy loading
- Support include_kwargs for routers needing special args (youtube, research_config)
- Simplify include_core_routers and include_optional_routers to use registry
Reduces router_manager.py from 272 to ~156 lines.
