fix: narrow legacy GLMT base URL normalization (#1376)

* fix: narrow legacy glmt base url normalization

* style: apply prettier formatting

src/utils/glmt-deprecation.ts

@@ -25,11 +25,7 @@ export function isLegacyGlmtBaseUrl(baseUrl: string | null | undefined): boolean
     return false;
   }
 
-  return (
+  return normalized === LEGACY_GLMT_BASE_URL || normalized.includes('/api/coding/paas/v4');
-    normalized === LEGACY_GLMT_BASE_URL ||
-    normalized.includes('/api/coding/paas/v4') ||
-    normalized.endsWith('/chat/completions')
-  );
 }
 
 export function normalizeDeprecatedGlmtEnv(env: Record<string, string>): GlmtNormalizationResult {

tests/unit/utils/glmt-deprecation.test.ts

@@ -20,6 +20,9 @@ describe('glmt deprecation helpers', () => {
     expect(isLegacyGlmtBaseUrl('https://api.z.ai/api/coding/paas/v4/chat/completions/')).toBe(
       true
     );
+    expect(isLegacyGlmtBaseUrl('https://private.example.internal/v1/chat/completions')).toBe(
+      false
+    );
     expect(isLegacyGlmtBaseUrl('https://api.z.ai/api/anthropic')).toBe(false);
   });