Update Dockerfile

Dockerfile

@@ -53,8 +53,9 @@ RUN pip3 install --no-cache-dir --user -r requirements.txt
 # Copy the current directory contents into the container at $HOME/app setting the owner to the user
 COPY --chown=user . $HOME/app
 
-# Example: Use secret API_KEY for a command
+# Mount the secret and set it as an environment variable
 RUN --mount=type=secret,id=OPENAI_API_KEY,mode=0444,required=true \
+    bash -c 'echo "export OPENAI_API_KEY=$(cat /run/secrets/OPENAI_API_KEY)" >> ~/.bashrc'
 
 # Make port 7860 available to the world outside this container
 EXPOSE 7860