update workflows

.github/workflows/build.yml

@@ -0,0 +1,19 @@
+name: Lint & Build
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Use Node.js from .nvmrc file
+        uses: actions/setup-node@v4
+        with:
+          node-version-file: ".nvmrc"
+      - run: npm ci
+      - run: npm run fmt:check
+      - run: npm run build

package.json

@@ -26,7 +26,6 @@
     "test": "react-scripts test",
     "eject": "react-scripts eject",
     "predeploy": "npm run build",
-    "deploy": "gh-pages -d build",
     "fmt": "dprint fmt",
     "fmt:check": "dprint check"
   },