Changed Dockerfile to include pgdb

Author: V-Silpin

backend/Dockerfile

@@ -1,18 +1,47 @@
 # Use official Python image
 FROM python:3.11-slim
 
+# Install PostgreSQL client and server
+RUN apt-get update && apt-get install -y \
+    postgresql \
+    postgresql-contrib \
+    postgresql-client \
+    && rm -rf /var/lib/apt/lists/*
+
 # Set work directory
 WORKDIR /app
 
 # Install dependencies
 COPY requirements.txt ./
 RUN pip install --no-cache-dir -r requirements.txt
 
-# Copy the rest of the code
+# Copy the rest of the code (including .env file)
 COPY . .
 
-# Expose the backend port
-EXPOSE 8000
+# Set up PostgreSQL with credentials from .env file
+USER postgres
+RUN /etc/init.d/postgresql start && \
+    psql --command "CREATE USER postgres WITH SUPERUSER PASSWORD 'postgres';" && \
+    createdb -O postgres appdb
+
+# Switch back to root user
+USER root
+
+# Create a startup script that loads environment variables
+RUN echo '#!/bin/bash\n\
+# Load environment variables from .env file\n\
+if [ -f .env ]; then\n\
+    export $(cat .env | grep -v "^#" | xargs)\n\
+fi\n\
+# Update DB_HOST to localhost since PostgreSQL runs in same container\n\
+export DB_HOST=localhost\n\
+service postgresql start\n\
+exec "$@"' > /entrypoint.sh && \
+chmod +x /entrypoint.sh
+
+# Expose the backend port and PostgreSQL port
+EXPOSE 8000 5432
 
 # Start the backend server (adjust if using something other than uvicorn)
+ENTRYPOINT ["/entrypoint.sh"]
 CMD ["python", "main.py"]