Update Dockerfile

Dockerfile

@@ -7,9 +7,9 @@ WORKDIR /app
 # Create the data directory for persistent template storage
 # This ensures the directory exists when the application starts.
 # Permissions are usually fine by default for the user running the app.
-RUN mkdir -p ./app/data && \
+RUN mkdir -p ./data/app_template_storage && \
 
-chmod -R 777 ./app/data
+chmod -R 777 ./data/app_template_storage
 
 # Copy the requirements file into the container at /app
 COPY requirements.txt .