Add GitHub Actions workflow for auto-approving PRs

[nev21]

No description provided.

[Copilot]

Pull request overview

This PR introduces a GitHub Actions workflow for automatically approving pull requests from Dependabot and a specific user account. The workflow waits for status checks to complete before approving PRs.

Key changes:

• Adds auto-approval workflow triggered on PR open, synchronize, and reopen events
• Implements status check waiting before approval
• Configures permissions and concurrency controls

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 98.89%. Comparing base (f6f0ad0) to head (6409945).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #486   +/-   ##
=======================================
  Coverage   98.89%   98.89%           
=======================================
  Files         108      108           
  Lines        2981     2981           
  Branches      645      622   -23     
=======================================
  Hits         2948     2948           
  Misses         33       33           

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