Fix banned user test to match new suspension message (#520)

Co-authored-by: Claude Opus 4.7 <noreply@anthropic.com>

Author: jahooma

docs/error-schema.md

@@ -34,7 +34,7 @@ Used for errors that the client needs to identify programmatically:
 
 | Status | `error` code | Example `message` |
 |--------|-------------|-------------------|
-| 403 | `account_suspended` | `"Your account has been suspended due to billing issues. Please contact support@codebuff.com to resolve this."` |
+| 403 | `account_suspended` | `"Your account has been suspended. Please contact support@codebuff.com if you did not expect this."` |
 | 403 | `free_mode_unavailable` | `"Free mode is not available in your country."` (Freebuff: `"Freebuff is not available in your country."`) |
 | 429 | `rate_limit_exceeded` | `"Subscription weekly limit reached. Your limit resets in 2 hours. Enable 'Continue with credits' in the CLI to use a-la-carte credits."` |
 

web/src/app/api/v1/chat/completions/__tests__/completions.test.ts

@@ -412,8 +412,8 @@ describe('/api/v1/chat/completions POST endpoint', () => {
       expect(response.status).toBe(403)
       const body = await response.json()
       expect(body.error).toBe('account_suspended')
-      expect(body.message).toContain('Your account has been suspended due to billing issues')
-      expect(body.message).toContain('to resolve this')
+      expect(body.message).toContain('Your account has been suspended')
+      expect(body.message).toContain('if you did not expect this')
     })
   })