JianHongHong/github-actions

The core files, classes, functions, and methods that will be necessary are:

1. app.py: This is the main Python file that will run the Flask application. It will contain a single route that displays "Hello, World!".

2. Dockerfile: This file will contain the instructions to build the Docker image for the application.

3. requirements.txt: This file will list the Python dependencies that need to be installed in the Docker image.

4. test_app.py: This file will contain the test cases for the application.

5. .github/workflows/main.yml: This file will define the GitHub Actions workflow for the application.

6. pytest: This will be used to run the test cases.

7. flake8: This will be used for linting the Python code.

8. bandit: This will be used for security vulnerability scanning.

9. radon: This will be used for code quality scanning.