Fix: remove non-existent build script and add typecheck to test workflow

Co-authored-by: Junie <[email protected]>

Author: mashan555

.github/workflows/test-linear.yml

@@ -39,8 +39,8 @@ jobs:
       - name: Install dependencies
         run: bun install
 
-      - name: Build
-        run: bun run build
+      - name: Run type check
+        run: bun run typecheck
 
       - name: Run Junie Action
         uses: ./