feat: support github enterprise api

[ricardojdsilva87]

Pull Request

Proposed Changes

This Pull request is based on the already merged github/evergreen#256 to give support to GitHub Enterprise login using a GitHub App also created on GitHub Enterprise

Code coverage

---------- coverage: platform darwin, python 3.13.0-final-0 ----------
Name                          Stmts   Miss  Cover   Missing
-----------------------------------------------------------
auth.py                          28      4    86%   50, 80-82
classes.py                       11      0   100%
config.py                        86      0   100%
discussions.py                   15      0   100%
issue_metrics.py                 65     10    85%   92, 110, 124-127, 139, 149, 154, 366
json_writer.py                   64      3    95%   95, 198-199
labels.py                        71      5    93%   55, 78, 94, 114, 118
markdown_helpers.py              11      0   100%
markdown_writer.py              105      5    95%   149, 263, 273, 283, 293
most_active_mentors.py           46     13    72%   97-113, 116-130
search.py                        66     23    65%   46-56, 81-105, 134
time_in_draft.py                 28      0   100%
time_to_answer.py                28      0   100%
time_to_close.py                 38      2    95%   49, 55
time_to_first_response.py        71      3    96%   88-89, 121
time_to_merge.py                 12      0   100%
time_to_ready_for_review.py      15      3    80%   45-49
-----------------------------------------------------------
TOTAL                           760     71    91%

Required test coverage of 80% reached. Total coverage: 90.66%

Readiness Checklist

Author/Contributor

• If documentation is needed for this change, has that been included in this pull request
• run make lint and fix any issues that you have introduced
• run make test and ensure you have test coverage for the lines you are introducing
• If publishing new data to the public (scorecards, security scan results, code quality results, live dashboards, etc.), please request review from @jeffrey-luszcz

Reviewer

• Label as either fix, documentation, enhancement, infrastructure, maintenance, or breaking

[jmeridth]

One suggestion up for discussion. Great catch on the misspellings. Thank you for adding this feature.