update requirements.txt

requirements.txt

@@ -0,0 +1,26 @@
+# Core framework
+fastapi>=0.115.0
+uvicorn>=0.32.0
+pydantic>=2.10.0
+pydantic-settings>=2.6.0
+
+# Async HTTP
+aiohttp==3.9.1
+aiofiles==23.2.1
+beautifulsoup4>=4.12.0
+lxml>=4.9.0
+
+# Rate Limiting
+slowapi>=0.1.9
+
+# Utilities
+python-dotenv>=1.0.0
+python-dateutil==2.8.2
+sqlalchemy>=2.0.23
+alembic>=1.13.1
+aiosqlite>=0.19.0
+python-jose[cryptography]>=3.3.0
+passlib[bcrypt]>=1.7.4
+authlib>=1.3.0
+httpx>=0.25.2
+greenlet>=3.0.0