Fix database has closed error in tests by using custom test runner in CI workflow

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

Author: Copilot

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@@ -32,7 +32,7 @@ jobs:
       - name: Run tests
         env:
           DATABASE_PATH: ":memory:"
-        run: bun test
+        run: bun run tests/run.ts
 
       - name: Log in to Docker Hub
         uses: docker/login-action@v3