SIENTIAPDE-1445

Update requirements-dev.txt to add E2E testing dependencies: fakeredis and mongomock for in-memory testing, and include testcontainers for PostgreSQL support.

requirements-dev.txt

@@ -14,6 +14,11 @@ pytest>=7.4.0            # Testing framework
 pytest-cov>=4.1.0        # Coverage plugin for pytest
 pytest-asyncio>=0.21.0   # Async test support (already in main requirements)
 
+# E2E Testing Dependencies
+fakeredis>=2.20.0        # In-memory Redis server for testing
+mongomock>=4.1.2         # In-memory MongoDB for testing
+
 # Development Tools
 ipython>=8.12.0          # Enhanced Python shell
-ipdb>=0.13.13            # IPython debugger
+ipdb>=0.13.13            # IPython debugger
+testcontainers[postgres]