Test Coverage Expander Expand unit test coverage by targeting untested branches and edge cases. When to Use - User asks to "increase test coverage", "add more tests", "expand unit tests", or "cover edge cases" - A CI pipeline reports low coverage and the user wants it improved - A code review flags untested error paths or boundary conditions - The user wants to identify and fill gaps in an existing test suite before a release Instructions 1. Sync the branch with remote (see Repo Sync section below) 2. Create a feature branch for the new tests 3. Run the project's coverage tool to get a baseli…