fix(glm): fix missed help text reference and glm-4.5-air pricing

- Update delegation help text from "GLM-4.6" to "GLM-5"
- Fix glm-4.5-air pricing to OpenRouter verified rates:
  input $0.20 -> $0.13, output $1.10 -> $0.85, cache $0.03 -> $0.025

src/commands/help-command.ts

@@ -227,7 +227,7 @@ Run ${color('ccs config', 'command')} for web dashboard`.trim();
   // Delegation
   printSubSection('Delegation (inside Claude Code CLI)', [
     ['/ccs "task"', 'Delegate task (auto-selects profile)'],
-    ['/ccs --glm "task"', 'Force GLM-4.6 for simple tasks'],
+    ['/ccs --glm "task"', 'Force GLM-5 for simple tasks'],
     ['/ccs --kimi "task"', 'Force Kimi for long context'],
     ['/ccs:continue "follow-up"', 'Continue last delegation session'],
   ]);

src/web-server/model-pricing.ts

@@ -443,10 +443,10 @@ const PRICING_REGISTRY: Record<string, ModelPricing> = {
     cacheReadPerMillion: 0.175,
   },
   'glm-4.5-air': {
-    inputPerMillion: 0.2,
+    inputPerMillion: 0.13,
-    outputPerMillion: 1.1,
+    outputPerMillion: 0.85,
     cacheCreationPerMillion: 0.0,
-    cacheReadPerMillion: 0.03,
+    cacheReadPerMillion: 0.025,
   },
 
   // ---------------------------------------------------------------------------