Archive completed tasks, add cleanup commands, self-documenting dashboard UI

- Archive 79 completed framework-dev tasks from tasks/ -> tasks/complete/
- status.py: add --cleanup-done and --install-cleanup-schedule commands
- Add scripts/automaton-cleanup.sh for periodic task archiving
- Dashboard: rename 'Background' tab -> 'Agent', 'Cleanup' agent -> 'Completed Task Archiver', remove redundant group headers and pill badges, dim inactive agent placeholders
- .rules.md: add Self-Documenting UI Names rule
- New tests: test_cleanup_done.py, expanded test_app.py and test_task.py

tasks/rewrite-vram-detection-python/VERDICT.md

@@ -1,19 +0,0 @@
-# Verdict: Rewrite VRAM Detection as Python Script
-
-## Status: PASS
-**Completion Date**: 2026-06-14
-
-## Summary
-`scripts/vram_detect.sh` has been replaced by `scripts/vram_detect.py`. The new script is more testable, fixes config-parsing bugs, and preserves the existing CLI and JSON output format.
-
-## Findings
-- New Python script created and made executable.
-- Old shell script deleted.
-- All references in prompts, README, and install script updated.
-- Manual runs with and without model arguments succeed and produce valid JSON.
-
-## Remaining Issues
-None.
-
-## Score
-+10 PASS