feat: Add Analytics, Odoo Integration, A/B Testing, and Content features

Phase 1 - Analytics y Reportes:
- PostMetrics and AnalyticsReport models for tracking engagement
- Analytics service with dashboard stats, top posts, optimal times
- 8 API endpoints at /api/analytics/*
- Interactive dashboard with Chart.js charts
- Celery tasks for metrics fetch (15min) and weekly reports

Phase 2 - Integración Odoo:
- Lead and OdooSyncLog models for CRM integration
- Odoo fields added to Product and Service models
- XML-RPC service for bidirectional sync
- Lead management API at /api/leads/*
- Leads dashboard template
- Celery tasks for product/service sync and lead export

Phase 3 - A/B Testing y Recycling:
- ABTest, ABTestVariant, RecycledPost models
- Statistical winner analysis using chi-square test
- Content recycling with engagement-based scoring
- APIs at /api/ab-tests/* and /api/recycling/*
- Automated test evaluation and content recycling tasks

Phase 4 - Thread Series y Templates:
- ThreadSeries and ThreadPost models for multi-post threads
- AI-powered thread generation
- Enhanced ImageTemplate with HTML template support
- APIs at /api/threads/* and /api/templates/*
- Thread scheduling with reply chain support

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

app/core/config.py

@@ -51,6 +51,18 @@ class Settings(BaseSettings):
     TELEGRAM_BOT_TOKEN: Optional[str] = None
     TELEGRAM_CHAT_ID: Optional[str] = None
 
+    # Analytics
+    ANALYTICS_FETCH_INTERVAL: int = 15  # minutes
+    TELEGRAM_REPORT_ENABLED: bool = True
+    TELEGRAM_REPORT_DAY: int = 6  # Sunday (0=Monday, 6=Sunday)
+
+    # Odoo Integration
+    ODOO_URL: Optional[str] = None  # e.g., "https://mycompany.odoo.com"
+    ODOO_DB: Optional[str] = None
+    ODOO_USERNAME: Optional[str] = None
+    ODOO_PASSWORD: Optional[str] = None  # API key or password
+    ODOO_SYNC_ENABLED: bool = False
+
     class Config:
         env_file = ".env"
         case_sensitive = True