Fix stale Copilot workflow model pins exposed by fail-closed sub-agent resolution

.github/workflows/daily-model-resolution.md

@@ -227,7 +227,7 @@ You **MUST** call one safe-output tool before finishing:
 ## agent: `run-analyzer`
 ---
 description: Parses a single run directory to extract sub-agent dispatch requests and actual models from api-proxy logs, then classifies model size correctness.
-model: gpt-5.4-mini
+model: mini
 ---
 You are a model-resolution analysis sub-agent.
 

.github/workflows/engine-conformance-aider.md

@@ -12,7 +12,7 @@ timeout-minutes: 10
 max-ai-credits: 5
 features:
   gh-aw-detection: false
-model: copilot/gpt-5.4
+model: copilot/claude-haiku-5.5
 engine:
   id: aider
   env:

.github/workflows/engine-conformance-crush.md

@@ -12,7 +12,7 @@ timeout-minutes: 10
 max-ai-credits: 5
 features:
   gh-aw-detection: false
-model: copilot/gpt-5.4
+model: copilot/gpt-5.6-luna
 engine:
   id: crush
   env:

.github/workflows/engine-conformance-deepseek-harness.md

@@ -13,7 +13,7 @@ timeout-minutes: 10
 max-ai-credits: 50
 features:
   gh-aw-detection: false
-model: copilot/gpt-5.4
+model: copilot/claude-haiku-5.5
 engine:
   id: deepseek-harness
   env:

.github/workflows/engine-conformance-goose.md

@@ -13,7 +13,7 @@ max-turns: 30
 max-ai-credits: 5
 features:
   gh-aw-detection: false
-model: copilot/gpt-5.4
+model: copilot/claude-haiku-5.5
 engine:
   id: goose
   env:

.github/workflows/engine-conformance-opencode.md

@@ -13,7 +13,7 @@ max-turns: 30
 max-ai-credits: 5
 features:
   gh-aw-detection: false
-model: copilot/gpt-5.4
+model: copilot/claude-haiku-5.5
 engine:
   id: opencode
   env:

.github/workflows/engine-conformance-pi.md

@@ -14,7 +14,7 @@ max-turns: 30
 max-ai-credits: 50
 features:
   gh-aw-detection: false
-model: copilot/gpt-5.4
+model: copilot/gpt-5
 engine:
   id: pi
   env: