chore(phase-4): QA fixes + gitignore portal build artifacts

- Fix 7 test fixtures missing isPublic field added in WS4 Marketplace
- Add portal/.next/ to .gitignore (build artifacts should not be tracked)
- Mark all Phase 4 tasks 11.1-11.11 complete in tasks.md

QA results: 611/611 tests pass, tsc zero errors, portal build OK, CLI build OK

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

tests/unit/controllers/AgentController.test.ts

@@ -34,6 +34,7 @@ const MOCK_AGENT: IAgent = {
   owner: 'team-a',
   deploymentEnv: 'production',
   status: 'active',
+  isPublic: false,
   createdAt: new Date('2026-03-28T09:00:00Z'),
   updatedAt: new Date('2026-03-28T09:00:00Z'),
 };

tests/unit/repositories/AgentRepository.test.ts

@@ -26,6 +26,7 @@ const AGENT_ROW = {
   owner: 'team-a',
   deployment_env: 'production',
   status: 'active',
+  is_public: false,
   created_at: new Date('2026-03-28T09:00:00Z'),
   updated_at: new Date('2026-03-28T09:00:00Z'),
 };
@@ -40,6 +41,7 @@ const EXPECTED_AGENT: IAgent = {
   owner: AGENT_ROW.owner,
   deploymentEnv: 'production',
   status: 'active',
+  isPublic: false,
   createdAt: AGENT_ROW.created_at,
   updatedAt: AGENT_ROW.updated_at,
 };

tests/unit/services/AgentService.test.ts

@@ -33,6 +33,7 @@ const MOCK_AGENT: IAgent = {
   owner: 'team-a',
   deploymentEnv: 'production',
   status: 'active',
+  isPublic: false,
   createdAt: new Date('2026-03-28T09:00:00Z'),
   updatedAt: new Date('2026-03-28T09:00:00Z'),
 };

tests/unit/services/CredentialService.test.ts

@@ -39,6 +39,7 @@ const MOCK_AGENT: IAgent = {
   owner: 'team-a',
   deploymentEnv: 'production',
   status: 'active',
+  isPublic: false,
   createdAt: new Date(),
   updatedAt: new Date(),
 };

tests/unit/services/IDTokenService.test.ts

@@ -61,6 +61,7 @@ const MOCK_AGENT: IAgent = {
   owner: 'team-alpha',
   deploymentEnv: 'production',
   status: 'active',
+  isPublic: false,
   createdAt: new Date(),
   updatedAt: new Date(),
 };

tests/unit/services/OAuth2Service.test.ts

@@ -44,6 +44,7 @@ const MOCK_AGENT: IAgent = {
   owner: 'team-a',
   deploymentEnv: 'production',
   status: 'active',
+  isPublic: false,
   createdAt: new Date(),
   updatedAt: new Date(),
 };

tests/unit/services/OrgService.test.ts

@@ -44,6 +44,7 @@ const MOCK_AGENT: IAgent = {
   owner: 'team-a',
   deploymentEnv: 'production',
   status: 'active',
+  isPublic: false,
   createdAt: new Date('2026-03-28T09:00:00Z'),
   updatedAt: new Date('2026-03-28T09:00:00Z'),
 };