test_main_returns_one_when_word_list_is_missing_with_level called
app.main without a fake root, so a real tk.Tk() was created in a unit
test and failed about 1 in 6 full runs. An autouse fixture now patches
app.tk.Tk with the module's fake root. Review record RC-049 (Go).
Task: MIL-009#9
pyproject.toml (Python >=3.13, no runtime dependencies, speech and dev extras),
Python .gitignore, layer skeleton with constants.py, Doxyfile, README with the
.venv instructions, the Malay to Danish word list and review record RC-023.
Task: MIL-001#1
Task: MIL-001#2
Task: MIL-001#3
Task: MIL-001#4
Task: MIL-001#5
Task: MIL-001#6