fix: remove stale code re-introduced during rebase

Remove syncPlanModeTools(), getExperimentalZedIntegration(), and all
zedIntegration references that were re-introduced by conflict resolution
but had already been deleted on main. Fix stale doc path in package.json
lint-staged config.

packages/cli/src/config/config.test.ts

@@ -2647,62 +2647,6 @@ describe('loadCliConfig approval mode', () => {
     expect(plansDir).toContain('.custom-plans');
   });
 
-  describe('Feature Gates', () => {
-    it('should parse --feature-gates CLI flag', async () => {
-      process.argv = [
-        'node',
-        'script.js',
-        '--feature-gates',
-        'plan=true,enableAgents=false',
-      ];
-      const argv = await parseArguments(createTestMergedSettings());
-      expect(argv.featureGates).toBe('plan=true,enableAgents=false');
-    });
-
-    it('should respect "features" setting in loadCliConfig', async () => {
-      process.argv = ['node', 'script.js'];
-      const settings = createTestMergedSettings({
-        features: { plan: true },
-      });
-      const argv = await parseArguments(settings);
-      const config = await loadCliConfig(settings, 'test-session', argv);
-      expect(config.isFeatureEnabled('plan')).toBe(true);
-    });
-
-    it('should prioritize --feature-gates flag over settings', async () => {
-      process.argv = ['node', 'script.js', '--feature-gates', 'plan=true'];
-      const settings = createTestMergedSettings({
-        features: { plan: false },
-      });
-      const argv = await parseArguments(settings);
-      const config = await loadCliConfig(settings, 'test-session', argv);
-      expect(config.isFeatureEnabled('plan')).toBe(true);
-    });
-
-    it('should allow plan approval mode when features.plan is enabled', async () => {
-      process.argv = ['node', 'script.js', '--approval-mode', 'plan'];
-      const settings = createTestMergedSettings({
-        features: { plan: true },
-      });
-      const argv = await parseArguments(settings);
-      const config = await loadCliConfig(settings, 'test-session', argv);
-      expect(config.getApprovalMode()).toBe(ServerConfig.ApprovalMode.PLAN);
-    });
-
-    it('should throw error when --approval-mode=plan is used but features.plan is disabled', async () => {
-      process.argv = ['node', 'script.js', '--approval-mode', 'plan'];
-      const settings = createTestMergedSettings({
-        features: { plan: false },
-      });
-      const argv = await parseArguments(settings);
-      await expect(
-        loadCliConfig(settings, 'test-session', argv),
-      ).rejects.toThrow(
-        'Approval mode "plan" is only available when experimental.plan is enabled.',
-      );
-    });
-  });
-
   // --- Untrusted Folder Scenarios ---
   describe('when folder is NOT trusted', () => {
     beforeEach(() => {

packages/cli/src/config/config.ts

@@ -767,7 +767,6 @@ export async function loadCliConfig(
     bugCommand: settings.advanced?.bugCommand,
     model: resolvedModel,
     maxSessionTurns: settings.model?.maxSessionTurns,
-    experimentalZedIntegration: argv.experimentalAcp || false,
     features: settings.features,
     featureGates: argv.featureGates,
     listExtensions: argv.listExtensions || false,

packages/cli/src/config/settingsSchema.ts

@@ -2389,15 +2389,6 @@ const SETTINGS_SCHEMA = {
         description: 'Enable planning features (Plan Mode and tools).',
         showInDialog: true,
       },
-      zedIntegration: {
-        type: 'boolean',
-        label: 'Zed Integration',
-        category: 'Features',
-        requiresRestart: true,
-        default: false,
-        description: 'Enable Zed integration.',
-        showInDialog: true,
-      },
     },
   },
 } as const satisfies SettingsSchema;