diff --git a/conductor/tracks/testing_infrastructure_20260219/plan.md b/conductor/tracks/testing_infrastructure_20260219/plan.md
index 94b9867..b2091a8 100644
--- a/conductor/tracks/testing_infrastructure_20260219/plan.md
+++ b/conductor/tracks/testing_infrastructure_20260219/plan.md
@@ -1,12 +1,12 @@
 # Implementation Plan - Testing Infrastructure
 
-## Phase 1: Environment & Mock Server
+## Phase 1: Environment & Mock Server [checkpoint: 1a46341]
 - [x] Task: Scaffold Docker environment 23a59b9
     - [x] Create test_data/ directory.
     - [x] Create docker-compose.test.yml with SilverBullet and an Nginx container serving test_data/.
 - [x] Task: Integration Test Scaffolding 2bfd9d5
     - [x] Create tests/integration_test.ts that uses the actual ts-ics parser on files in test_data/.
-- [ ] Task: Conductor - User Manual Verification 'Environment & Mock Server' (Protocol in workflow.md)
+- [x] Task: Conductor - User Manual Verification 'Environment & Mock Server' (Protocol in workflow.md)
 
 ## Phase 2: Playwright E2E Setup
 - [ ] Task: Initialize Playwright