fix(manager): stop repeated diagnostic loops

[RerankerGuo]

Summary

• add Manager prompt safeguards against repeating the same no-op or malformed troubleshooting command
• define Worker deletion completion as the target disappearing from hiclaw get workers
• update worker lifecycle guidance to avoid looping on Matrix room probes such as copaw channels list after deletion

Fixes #974.

Tests

• git diff --check
• rg -n "Diagnostic loop safeguard|Worker deletion is complete|Delete Completion Boundary|Stop repeated diagnostics" manager/agent/AGENTS.md manager/agent/copaw-manager-agent/AGENTS.md manager/agent/skills/worker-management/references/lifecycle.md manager/agent/skills/worker-management/SKILL.md

[github-actions]

📊 CI Metrics Report

Summary

Metric	Current	Baseline	Change
LLM Calls	103	81	+22 ↑ +27.2%
Input Tokens	3009862	2803871	+205991 ↑ +7.3%
Output Tokens	25918	16791	+9127 ↑ +54.4%
Total Tokens	3035780	2820662	+215118 ↑ +7.6%

By Role

Role	Metric	Current	Baseline	Change
🧠 Manager	LLM Calls	75	68	+7 ↑ +10.3%
	Input Tokens	2348368	2502214	-153846 ↓ -6.1%
	Output Tokens	14467	13725	+742 ↑ +5.4%
	Total Tokens	2362835	2515939	-153104 ↓ -6.1%
🔧 Workers	LLM Calls	28	13	+15 ↑ +115.4%
	Input Tokens	661494	301657	+359837 ↑ +119.3%
	Output Tokens	11451	3066	+8385 ↑ +273.5%
	Total Tokens	672945	304723	+368222 ↑ +120.8%

Per-Test Breakdown

Test	Mgr Calls	Wkr Calls	Δ Calls	Mgr In	Wkr In	Mgr Out	Wkr Out	Δ Tokens	Trend
02-create-worker	4	0	-8 ↓ -66.7%	108183	0	657	0	-249782 ↓ -69.7%	✅ improved
03-assign-task	11	5	+1 ↑ +6.7%	299705	114002	1732	726	-57491 ↓ -12.1%	⚠️ regressed
04-human-intervene	15	10	+12 ↑ +92.3%	394396	238810	2513	1231	+203952 ↑ +47.1%	⚠️ regressed
05-heartbeat	9	2	+4 ↑ +57.1%	283786	43729	1822	239	+54324 ↑ +19.7%	⚠️ regressed
06-multi-worker	36	11	+13 ↑ +38.2%	1262298	264953	7743	9255	+264115 ↑ +20.6%	⚠️ regressed

Trends

✅ 1 test(s) improved (fewer LLM calls)
⚠️ 4 test(s) regressed (more LLM calls)

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Generated by HiClaw CI on 2026-07-02 10:54:22 UTC

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[github-actions]

❌ Integration Tests Failed (llm-interaction / mgr=copaw / wk=hermes)

Commit: 25b153e
Workflow run: #1403

Test Results

No test output captured.

Debug Log (tail)

No debug logs available.

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