Remove loop-build harness and associated configuration files.

loop-build/TASKS.md

@@ -0,0 +1,51 @@
+# loop-build Task Template
+
+Use this file to record each task and planned execution notes.
+
+- Task file format: one block per task, one per line or section.
+- Keep task scope tight; avoid changing unrelated files.
+
+## Required fields
+
+- `goal`
+- `constraints`
+- `plan_source`
+  - `planner.md` output source / timestamp
+- `status`
+- `current_task_file`
+
+## Current Task Header
+
+```text
+Task ID:
+Goal:
+Owner:
+Status:
+Created:
+Updated:
+Constraints:
+Repo context hint:
+Verify policy:
+``` 
+
+## Running Notes
+
+- `PLAN` generated from `prompts/planner.md` (3~7 steps)
+- approvals: `APPROVE_PLAN -> step loop -> APPROVE_NEXT`
+- verify targets per step
+- rollback notes per step
+- decision points / open questions
+
+## Log (manual)
+
+- Step 1: result + summary
+- Step 2: result + summary
+- Step n: result + summary
+
+## Completion Check
+
+- expected acceptance criteria met:
+- diff size policy followed (<=2 files/step):
+- `current_task.json` synchronized:
+- history.ndjson rows appended:
+