Qodo Cover Update: 1732661292

[github-actions]

Patch on #1: this PR adds tests generated by Qodo Cover.

Coverage Improvement Report
=========================

File: myapp/app.py
Coverage improvement: 61.36% → 97.73% (+36.37%)
Newly covered lines: 16
Remaining uncovered lines: 1


File: myapp/user_manager.py
Coverage improvement: 64.29% → 100.00% (+35.71%)
Newly covered lines: 15
Remaining uncovered lines: 0