feat: Add CircleCI hook

[sestrella]

Add a hook to validate CircleCI configuration files. Here is an example of the output produced by devenv test:

0000.04: circleci.................................................................Failed
0000.04: - hook id: circleci
0000.04: - exit code: 1
0000.04:
0000.04: Error: config compilation contains errors: config compilation contains errors:
0000.04:        - There are jobs referenced in workflows that have not been defined: path-filtering/filter
0000.04: Config file at .circleci/config.yml is invalid, check the errors above.
0000.04: Error: config compilation contains errors: config compilation contains errors:
0000.04:        - Unsupported or missing workflows config version
0000.04: Config file at .circleci/continue_config.yml is invalid, check the errors above.