configure vitest so that vitest can run before build

.github/workflows/ci.yaml

@@ -29,8 +29,8 @@ jobs:
       - run: pnpm tsc
       - run: pnpm eslint .
       - run: pnpm stylelint .
-      - run: pnpm build
       - run: pnpm vitest run
+      - run: pnpm build
       - run: pnpm --recursive --sequential run build
   release:
     needs: check

vitest.config.js

@@ -0,0 +1,16 @@
+import * as url from 'node:url'
+import * as path from 'node:path'
+import { defineConfig } from 'vitest/config'
+
+const rootDir = url.fileURLToPath(new URL('.', import.meta.url))
+
+export default defineConfig({
+  test: {
+    alias: [
+      {
+        find: /^@minissg\/([^/]+)$/,
+        replacement: path.join(rootDir, 'packages', '$1', 'src')
+      }
+    ]
+  }
+})