New files:
- oauth_service.py: Shared OAuth 2.0 service supporting Google and Meta
providers with token exchange, refresh, and storage
- database/migrations/058_oauth_tokens.sql: oauth_tokens table with
company/provider/service unique constraint
- blueprints/api/routes_oauth.py: OAuth API endpoints for connect,
callback, status, and disconnect flows
Supports:
- Google OAuth (GBP Business Profile, Search Console)
- Meta OAuth (Facebook Pages, Instagram)
- CSRF state validation, token refresh, expiry tracking
- Per-company token storage with active/inactive status
Requires .env config:
- GOOGLE_OAUTH_CLIENT_ID, GOOGLE_OAUTH_CLIENT_SECRET (Google APIs)
- META_APP_ID, META_APP_SECRET (Facebook/Instagram)
- OAUTH_REDIRECT_BASE_URL (default: https://nordabiznes.pl)
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
