WIP: stage all uncommitted work — sprints 46-221, graduation headers, specialist fleet, test steps 909-1988

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

example_projects/py_cli_todo/PROJECT_META.md

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+# py_cli_todo
+
+- stack: python
+- validator: pytest -q
+- common_failure_modes: arg validation, off-by-one index, missing tests
+
+## Scope
+
+Small representative project for training data generation.

example_projects/py_cli_todo/TASKS.md

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+# Task Seeds: py_cli_todo
+
+src/todo.py, tests/test_todo.py
+
+## Validator
+
+`pytest -q`

example_projects/py_cli_todo/src/todo.py

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+def add_task(tasks, title):
+    title = title.strip()
+    if not title:
+        raise ValueError("title is required")
+    tasks.append({"title": title, "done": False})
+    return tasks
+
+
+def complete_task(tasks, index):
+    tasks[index]["done"] = True
+    return tasks

example_projects/py_cli_todo/tests/test_todo.py

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+from src.todo import add_task, complete_task
+
+
+def test_add_and_complete():
+    tasks = []
+    add_task(tasks, "pay bills")
+    complete_task(tasks, 0)
+    assert tasks[0]["done"] is True