fix(codex): normalize CLIProxy responses routes (#1605)

Normalize Codex Responses base URLs so CCS-backed Codex launches use /backend-api/codex on the original CLIProxy backend. Share the Codex Responses route builder with ccsxp provider repair, and repair stale native Codex provider auth blocks when env_key token injection is used.

tests/unit/targets/codex-adapter.test.ts

@@ -128,7 +128,7 @@ describe('CodexAdapter', () => {
       profileType: 'cliproxy',
       creds: {
         profile: 'codex',
-        baseUrl: 'http://127.0.0.1:8317/api/provider/codex',
+        baseUrl: 'http://127.0.0.1:8317',
         apiKey: 'cliproxy-token',
         model: 'gpt-5.4',
         reasoningOverride: 'high',
@@ -143,6 +143,9 @@ describe('CodexAdapter', () => {
 
     expect(args).toContain('-c');
     expect(args).toContain('model_provider="ccs_runtime"');
+    expect(args).toContain(
+      'model_providers.ccs_runtime.base_url="http://127.0.0.1:8317/backend-api/codex"'
+    );
     expect(args).toContain('model_providers.ccs_runtime.env_key="CCS_CODEX_API_KEY"');
     expect(args).toContain('model="gpt-5.4"');
     expect(args).toContain(

tests/unit/targets/codex-cliproxy-provider-config.test.ts

@@ -55,9 +55,7 @@ describe('codex cliproxy provider config repair', () => {
     // original CLIProxy backend serves the Codex Responses API only under the
     // "/backend-api/codex" alias, never at the bare root. Returning the root here
     // makes Codex call "http://127.0.0.1:8317/responses" -> 404 (issue #1597).
-    expect(buildCodexCliproxyProviderBaseUrl(8317)).toBe(
-      'http://127.0.0.1:8317/backend-api/codex'
-    );
+    expect(buildCodexCliproxyProviderBaseUrl(8317)).toBe('http://127.0.0.1:8317/backend-api/codex');
   });
 
   it('produces a Codex Responses endpoint the original backend actually serves (regression #1597)', () => {
@@ -135,6 +133,36 @@ wire_api = "responses"
     expect(rawText).toContain('supports_websockets = false');
   });
 
+  it('removes native provider auth when ccsxp injects the token through env_key', async () => {
+    fs.mkdirSync(codexHome, { recursive: true });
+    fs.writeFileSync(
+      configPath,
+      `[model_providers.cliproxy]
+name = "CLIProxy Codex"
+base_url = "http://127.0.0.1:8317/backend-api/codex"
+env_key = "CLIPROXY_API_KEY"
+wire_api = "responses"
+requires_openai_auth = false
+supports_websockets = false
+
+[model_providers.cliproxy.auth]
+command = "/tmp/cliproxy-token"
+timeout_ms = 5000
+refresh_interval_ms = 300000
+`,
+      'utf8'
+    );
+
+    const result = await ensureCodexCliproxyProviderConfig(8317, env);
+
+    expect(result.changed).toBe(true);
+    expect(result.envKey).toBe('CLIPROXY_API_KEY');
+    const rawText = fs.readFileSync(configPath, 'utf8');
+    expect(rawText).toContain('env_key = "CLIPROXY_API_KEY"');
+    expect(rawText).not.toContain('[model_providers.cliproxy.auth]');
+    expect(rawText).not.toContain('cliproxy-token');
+  });
+
   it('preserves custom cliproxy provider values while repairing other fields', async () => {
     fs.mkdirSync(codexHome, { recursive: true });
     fs.writeFileSync(

tests/unit/targets/codex-settings-bridge-launch.test.ts

@@ -124,21 +124,26 @@ exit 0
 
     const argsLog = fs.readFileSync(codexArgsLogPath, 'utf8');
     expect(argsLog).toContain('model_provider="ccs_runtime"');
-    expect(argsLog).toContain('model_providers.ccs_runtime.base_url="http://127.0.0.1:8317/api/provider/codex"');
+    expect(argsLog).toContain(
+      'model_providers.ccs_runtime.base_url="http://127.0.0.1:8317/backend-api/codex"'
+    );
     expect(argsLog).toContain('model_reasoning_effort="high"');
     expect(argsLog).not.toContain('mcp_servers.ccs_browser.command=');
     expect(argsLog).not.toContain('mcp_servers.ccs_browser.args=["-y","@playwright/mcp@0.0.70"]');
     expect(argsLog).toContain('smoke');
     expect(fs.readFileSync(codexEnvLogPath, 'utf8')).toBe('bridge-token');
-  });
+  }, 15000);
 
   it('rejects native Codex profile flags when CCS manages the bridge runtime', () => {
     if (process.platform === 'win32') return;
 
-    const result = runCcs(['codex-api', '--target', 'codex', '--profile', 'other', 'smoke'], baseEnv);
+    const result = runCcs(
+      ['codex-api', '--target', 'codex', '--profile', 'other', 'smoke'],
+      baseEnv
+    );
 
     expect(result.status).toBe(1);
     expect(result.stderr).toContain('does not allow --profile/-p');
     expect(fs.existsSync(codexArgsLogPath)).toBe(false);
-  });
+  }, 15000);
 });