fix(cliproxy): address review feedback on kimi catalog

- Sync kimi-k2.5 description between backend and UI catalogs
  to 'Latest multimodal model (262K context)' per official naming
- Add kimi-k2 pricing entry to avoid fallback to unknown model rate
- Add supportsModelConfig and getProviderCatalog tests for kimi

src/cliproxy/model-catalog.ts

@@ -205,7 +205,7 @@ export const MODEL_CATALOG: Partial<Record<CLIProxyProvider, ProviderCatalog>> =
       {
         id: 'kimi-k2.5',
         name: 'Kimi K2.5',
-        description: 'Latest Moonshot coding model',
+        description: 'Latest multimodal model (262K context)',
         thinking: {
           type: 'budget',
           min: 1024,

tests/unit/cliproxy/model-catalog.test.js

@@ -153,6 +153,11 @@ describe('Model Catalog', () => {
       assert.strictEqual(supportsModelConfig('codex'), true);
     });
 
+    it('returns true for kimi', () => {
+      const { supportsModelConfig } = modelCatalog;
+      assert.strictEqual(supportsModelConfig('kimi'), true);
+    });
+
     it('returns false for qwen', () => {
       const { supportsModelConfig } = modelCatalog;
       assert.strictEqual(supportsModelConfig('qwen'), false);
@@ -182,6 +187,14 @@ describe('Model Catalog', () => {
       assert.strictEqual(catalog.provider, 'codex');
       assert(Array.isArray(catalog.models));
     });
+
+    it('returns catalog for kimi', () => {
+      const { getProviderCatalog } = modelCatalog;
+      const catalog = getProviderCatalog('kimi');
+      assert(catalog, 'Should return catalog');
+      assert.strictEqual(catalog.provider, 'kimi');
+      assert(Array.isArray(catalog.models));
+    });
   });
 
   describe('findModel', () => {