Update Dockerfile

Dockerfile

@@ -19,6 +19,15 @@ RUN --mount=type=secret,id=S3_BUCKET_NAME,required=true \
 RUN --mount=type=secret,id=S3_REGION,required=true \
     export S3_REGION=$(cat /run/secrets/S3_REGION)
 
+
+# Install Python dependencies
+COPY requirements.txt .
+RUN pip install --upgrade pip
+RUN pip install --no-cache-dir -r requirements.txt
+
+# Copy project
+COPY . .
+
 # Re-export as ENV so the Python app can access them
 ENV API_KEY=$API_KEY \
     S3_ENDPOINT_URL=$S3_ENDPOINT_URL \