Recap - First Commits

Combine everything from this chapter. Starting from a folder that already contains app.py:

1. Initialize the repo on the main branch.
2. Configure local user as Recap Learner / recap@coddy.tech.
3. Create a first commit with message Add app containing app.py.
4. Create a new file config.py with the contents DEBUG = True.
5. Commit it with the message Add config.
6. Print the number of commits so far using git rev-list --count HEAD.