Add GH Actions workflow to typecheck, lint and build

Author: sisou

.github/workflows/check.yaml

@@ -0,0 +1,25 @@
+name: Check
+
+on:
+  - push
+
+jobs:
+  check:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v6
+      - uses: actions/setup-node@v6
+        with:
+          cache: 'yarn'
+
+      - name: Install dependencies
+        run: yarn --immutable
+
+      - name: Typecheck
+        run: yarn typecheck
+
+      - name: Lint
+        run: yarn lint
+
+      - name: Build
+        run: yarn build

package.json

@@ -4,6 +4,7 @@
   "version": "0.1.0",
   "scripts": {
     "dev": "vite",
+    "typecheck": "vue-tsc --noEmit",
     "build": "vue-tsc -b && vite build",
     "preview": "vite preview",
     "lint": "eslint .",