Fix SSL/TLS certificate handling for MongoDB Atlas connection

- Add openssl package explicitly to Docker image
- Run update-ca-certificates after installation to ensure cert store is populated
- Add explicit SSL options to MongoClient (ssl=True, ssl_cert_reqs='CERT_REQUIRED')
- This fixes tlsv1 alert internal error on HF Spaces

🤖 Generated with [Claude Code](https://claude.com/claude-code)

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

Dockerfile

@@ -10,6 +10,8 @@ RUN apt-get update && apt-get install -y \
     curl \
     ca-certificates \
     libssl-dev \
+    openssl \
+    && update-ca-certificates \
     && rm -rf /var/lib/apt/lists/*
 
 # Copy requirements first for better caching

database_mongo.py

@@ -54,7 +54,10 @@ class MongoDBManager:
                 serverSelectionTimeoutMS=10000,
                 connectTimeoutMS=10000,
                 socketTimeoutMS=10000,
-                retryWrites=True
+                retryWrites=True,
+                ssl=True,
+                ssl_cert_reqs='CERT_REQUIRED',
+                tlsAllowInvalidHostnames=False
             )
 
             # Test connection with proper error messaging