fix(ci): remove unnecessary build dependency on lint and test-unit (#28)

The build job only verifies production compilation succeeds. It doesn't
need lint or unit tests to pass first — that just adds unnecessary
sequential delay. The tag-release job already gates on all jobs passing.

https://claude.ai/code/session_01CuzCHKZ5tsNUYrmfGnFy8k

Co-authored-by: Claude <noreply@anthropic.com>

Author: nsheaps

.github/workflows/ci.yml

@@ -27,7 +27,6 @@ jobs:
     uses: ./.github/workflows/_test-e2e.yml
 
   build:
-    needs: [lint, test-unit]
     uses: ./.github/workflows/_build.yml
 
   screenshots: