docs: record final main integration gate

.project-docs/30-worklog/current-state.md

@@ -30,6 +30,13 @@ This file is the integrated default-branch snapshot. Feature tasks record progre
   reloads the selected Main-owned Snapshot on view/project context, visibility,
   or focus transitions. A stale Renderer `live` state can therefore converge to
   an already persisted terminal state without replaying an accepted mutation.
+- Reconciliation checkpoint `cdbc262` was verified by final-gate task
+  `20260903-finalize-main-integration-b7e2c4a9`: focused Vitest passed 5 files /
+  70 tests, Electron Coding E2E passed 4/4, full Vitest passed 1,832 with 3
+  skips plus pressure 1/1, typecheck passed, lint reported 0 errors and 5 existing
+  warnings, and Renderer/Main/Preload/utility production build passed. A fresh
+  fetch found the checkpoint 42 commits ahead / 0 behind `origin/main` before
+  promotion.
 - Bash tool-bridge source `49112b6` from task
   `20260902-fix-bash-tool-bridge-9c4e7a12` is integrated through merge
   `55bf80e` by task `20260902-integrate-bash-tool-bridge-e81a5c6d`.