feat: Integrate social media scheduler startup and shutdown events into the main application.

feat: Introduce main index page, site logo, and favicon, and integrate branding into the privacy policy.

feat: Implement audio beat extraction with librosa, add associated audio assets and beat timing data, and include Google site verification.

terms of service

Add Privacy Policy and Data Deletion pages, update app footer, and improve cleanup logic

facebook verify

new hc

new hc

new hc

Refactor: Implement Comfortable Linear Light Theme and fix API 404

Refactor UI with modern dark theme and Inter font

feat: Update OAuth redirection path to `/social/oauth2callback` for token exchange.

feat: Add client-side JavaScript redirect for OAuth callbacks and enhance `redirect_uri` generation with `HF_SPACE_URL` priority and `state` parameter fallback.

feat: Introduce a unified FastAPI application to mount existing apps under subpaths and migrate the social media publisher backend from Flask to FastAPI.