ci(github): Add ESLint workflow for pull request linting

Author: PresentKim

.github/workflows/lint.yml

@@ -0,0 +1,23 @@
+name: Lint via ESLint
+
+on:
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  deploy-github-pages:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-node@v3
+        with:
+          node-version: 22
+          cache: yarn
+
+      - name: Install dependencies
+        run: yarn install --immutable
+
+      - name: Lint code
+        run: yarn lint