docs(work): close visual-regression-v1 epic

docs/work/visual-regression-v1/03-ci-integration/_story.md

@@ -3,7 +3,7 @@ id: 03-ci-integration
 epic: visual-regression-v1
 title: CI workflow runs pnpm test:visual
 type: technical-story
-status: todo
+status: done
 feature: ci
 depends-on: [02-storybook-visual-tests]
 blocks: []
@@ -11,5 +11,5 @@ blocks: []
 
 ## Tasks
 
-- [ ] Add visual regression step to .github/workflows/ci.yml
-- [ ] Final verification + closeout
+- [x] Add visual regression step to .github/workflows/ci.yml
+- [x] Final verification + closeout