chore(delegation): switch tier routing to glm/glm5/gpt4.5

skills/delegation-router/SKILL.md

@@ -33,14 +33,14 @@ Pick the lowest tier that safely meets quality.
 - **Medium**: multi-file feature/fix, moderate debugging, synthesis across several sources.
 - **Heavy**: architecture changes, ambiguous root-cause investigations, high-impact reviews, security-sensitive reasoning.
 
-### Tier map
+### Tier map (LiteLLM / aliases)
 
 - **Light** → economy/fast tier
-  - Claude ACP: **Haiku 4.5**
+  - default target: **GLM 4.7 Flash** (`litellm/glm-4.7-flash`)
 - **Medium** → balanced default
-  - Claude ACP: **Sonnet 4.6** (default)
+  - default target: **GLM 5** (`litellm/glm-5`)
 - **Heavy** → top-reasoning tier
-  - Claude ACP: **Opus 4.6**
+  - default target: **GPT 4.5** (`litellm/gpt-4.5`)
 
 Escalate only when:
 - prior attempt failed quality bar,
@@ -61,35 +61,35 @@ Do not drag long conversational context into implementation if file-based handof
 
 Use one clean spawn per coherent task (avoid noisy micro-spawns).
 
-### Light (Claude Haiku 4.5)
+### Light (GLM 4.7 Flash)
 
 ```json
 {
   "runtime": "acp",
   "agentId": "claude",
-  "model": "claude-haiku-4-5",
+  "model": "litellm/glm-4.7-flash",
   "task": "Apply a small docs wording fix in docs/README.md and return exact diff."
 }
 ```
 
-### Medium (Claude Sonnet 4.6, default)
+### Medium (GLM 5, default)
 
 ```json
 {
   "runtime": "acp",
   "agentId": "claude",
-  "model": "claude-sonnet-4-6",
+  "model": "litellm/glm-5",
   "task": "Implement feature X across files A/B/C, run targeted tests, and summarize decisions."
 }
 ```
 
-### Heavy (Claude Opus 4.6)
+### Heavy (GPT 4.5)
 
 ```json
 {
   "runtime": "acp",
   "agentId": "claude",
-  "model": "claude-opus-4-6",
+  "model": "litellm/gpt-4.5",
   "task": "Review architecture tradeoffs for Y, propose final design, then implement with safety checks."
 }
 ```