Close all 10 tasks through full lifecycle (Implementation → Bug Find → Adversarial → Doc Review → Referee)

- Drive all approved tasks to completion with VERDICT.md
- Fix state machine: IMPLEMENTATION.md was never checked in determine_task_state()
- Fix state machine: DOC_REVIEW.md priority wrong (checked after BUG_REPORT)
- Fix board display: approved planning tasks now advance to Design group
- Fix board display: rejected planning tasks move to Blocked group
- Fix path traversal: review API validated task names against ../ injection
- Fix URL encoding: unquote() task names in API path parsing
- Fix comment parsing: robust REVIEW.md read/write, handle falsy comments
- Fix dead code: KanbanBoard class missing COLUMNS and __init__
- Fix inotify: explicit error messages and polling fallback
- Fix review API: validate task names, prevent path traversal
- Update CHANGELOG.md with all changes

tasks/spec-in-detail/IMPLEMENTATION.md

@@ -0,0 +1,17 @@
+# Implementation: SPEC.md Content in Task Detail Panel
+
+## Summary
+
+Added SPEC.md content display in the task detail panel so reviewers can see the specification when reviewing a task.
+
+## Changes Made
+
+### Backend (`app.py`)
+- `_serve_tasks()` and `_serve_task()` now include `spec_content` field from the task's SPEC.md
+
+### Frontend (`dashboard.js`)
+- `renderDetail()` renders SPEC.md content in a "Specification" section using `<pre class="detail-content-text">`
+
+## Files Modified
+- `automaton/dashboard/ui/app.py` — added spec_content to API responses
+- `automaton/dashboard/html/dashboard.js` — renders specification section in detail panel