Reframe sweep M7-27 + capstone (AI drives git, lesson=theory, de-slop) (#93)

Co-authored-by: claude <claude@jpaul.io>
Co-committed-by: claude <claude@jpaul.io>

modules/13-testing-in-the-ai-era/lab/solution/reference_test_tasks.py

@@ -1,11 +1,12 @@
 """Reference test suite for the Module 13 lab. Peek only after you've tried it yourself.
 
 Named `reference_test_tasks.py` (not `test_*.py`) on purpose, so `python -m unittest discover`
-does NOT pick it up automatically. To run it directly from the tasks-app folder:
+does NOT pick it up automatically. To run it, copy it next to your working `tasks.py` (e.g.
+`~/ai-workflow-course/work/tasks-app/`) and run, from that directory:
 
-    python -m unittest path/to/reference_test_tasks.py
+    python -m unittest reference_test_tasks
 
-It assumes `tasks.py` is importable (run it from the tasks-app directory, or copy it there).
+It assumes `tasks.py` is importable, which is why you run it from the tasks-app directory.
 
 The point of this file is to show the difference between a test that asserts CURRENT BEHAVIOR
 (a tautology that passes against the bug) and a test that encodes INTENT (and fails until the