Update Dockerfile

Dockerfile

@@ -10,16 +10,20 @@ RUN useradd -ms /bin/bash myuser
 # Give the user ownership of the working directory and home directory
 RUN chown -R myuser:myuser /app /home/myuser
 
-# Install huggingface-cli and login using the token from environment variable
-RUN pip install huggingface_hub
-ENV HUGGINGFACE_TOKEN $HUGGINGFACE_TOKEN
-
 # Switch to the non-root user
 USER myuser
 
 # Copy the entire contents of the local directory into the container
 COPY . .
 
+# Expose the secret HUGGINGFACE_TOKEN at buildtime and use its value as the Hugging Face token
+RUN --mount=type=secret,id=HUGGINGFACE_TOKEN,mode=0444,required=true \
+    echo "HUGGINGFACE_TOKEN=$(cat /run/secrets/HUGGINGFACE_TOKEN)" > .env
+
+# Install huggingface-cli
+RUN pip install huggingface_hub
+
+# Login to Hugging Face using the token from the environment variable
 RUN huggingface-cli login --token $HUGGINGFACE_TOKEN
 
 # Install chainlit and add it to PATH