chore: update Docker image path and add OpenAI API key environment variable

Author: KokTeng00

Dockerfile

@@ -30,6 +30,9 @@ RUN mkdir -p /app/output /app/local-folder /app/diagrams /app/screenshots
 ENV PYTHONPATH=/app
 ENV PYTHONUNBUFFERED=1
 
+# Set OpenAI API key (replace with your actual key)
+ENV OPENAI_API_KEY=your_openai_api_key_here
+
 # Create entrypoint script
 RUN echo '#!/bin/bash\n\
 set -e\n\

docker-action.yml

@@ -29,7 +29,7 @@ outputs:
 
 runs:
   using: 'docker'
-  image: 'docker://yourusername/doc-generator:latest'
+  image: 'docker://ghcr.io/yourusername/doc-generator:latest'
   env:
     CI_MODE: 'true'
     GITHUB_REPOSITORY_URL: ${{ inputs.repository-url }}