feat: update requirements.txt

Author: fatemefallah

requirements.txt

@@ -1,16 +1,14 @@
-annotated-types==0.7.0
-anyio==4.9.0
-Authlib==1.5.2
-certifi==2025.4.26
-cffi==1.17.1
-cryptography==44.0.3
-h11==0.16.0
-httpcore==1.0.9
-httpx==0.28.1
-idna==3.10
-pycparser==2.22
-pydantic==2.11.4
-pydantic_core==2.33.2
-sniffio==1.3.1
-typing-inspection==0.4.0
-typing_extensions==4.13.2
+# Core dependencies
+httpx>=0.28.1  # HTTP client for async/sync requests
+pydantic>=2.11.4  # Data validation and settings management
+typing-extensions>=4.13.2  # Backported typing features
+python-dateutil>=2.9.0  # Date/time utilities
+
+# Authentication
+Authlib>=1.5.2  # OAuth2 client library
+
+# Development dependencies
+ruff>=0.11.10  # Fast Python linter
+pytest>=8.0.0  # Testing framework
+pytest-asyncio>=0.23.5  # Async test support
+pytest-cov>=4.1.0  # Test coverage