Add organization and task queue features

- Introduced new models for `Organization` and `ReviewTask` to manage organizations and review tasks.
- Implemented API endpoints for CRUD operations on organizations and tasks, including scanning organizations for repositories and PRs.
- Developed a background worker for sequential processing of review tasks with priority handling and automatic retries.
- Created frontend components for managing organizations and monitoring task queues, including real-time updates and filtering options.
- Added comprehensive documentation for organization features and quick start guides.
- Fixed UI issues and improved navigation for better user experience.

backend/migrate.py

@@ -0,0 +1,27 @@
+"""
+Простой скрипт для создания таблиц в БД
+"""
+
+import asyncio
+from app.database import engine, Base
+from app.models import Organization, ReviewTask, Repository, PullRequest, Review, Comment
+
+
+async def create_tables():
+    """Создать все таблицы"""
+    async with engine.begin() as conn:
+        # Создать все таблицы
+        await conn.run_sync(Base.metadata.create_all)
+    
+    print("✅ Таблицы созданы успешно!")
+    print("   - organizations")
+    print("   - review_tasks")
+    print("   - repositories")
+    print("   - pull_requests")
+    print("   - reviews")
+    print("   - comments")
+
+
+if __name__ == "__main__":
+    asyncio.run(create_tables())
+