fix: add missing Python dependencies

- Add openai package for LLM support
- Add flask-migrate for database migrations
- Update Flask CLI command in entrypoint.sh
- Fix Redis client initialization issue

Dockerfile

@@ -167,7 +167,9 @@ RUN apt-get install -y --no-install-recommends \
     tensorflow \
     sentencepiece \
     tokenizers \
-    nltk && \
+    nltk \
+    openai==1.12.0 \
+    flask-migrate==4.0.5 && \
     python -m nltk.downloader punkt averaged_perceptron_tagger
 
 # Set up directory structure

docker/entrypoint.sh

@@ -108,7 +108,7 @@ cd /app/api
 # Initialize database if needed
 if [ ! -f ".db_initialized" ]; then
     echo "Running database migrations..."
-    flask db upgrade
+    FLASK_APP=app.py flask db upgrade
     if [ $? -eq 0 ]; then
         touch .db_initialized
         echo "Database initialization completed successfully"