Add ktlint GitHub Actions workflow

.github/workflows/ktlint.yml

@@ -0,0 +1,27 @@
+name: ktlint
+
+on:
+  pull_request:
+    paths:
+      - .github/workflows/ktlint.yml
+      - 'src/**/*.kt'
+      - '**.kts'
+
+jobs:
+  ktlint:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 1
+      - run: |
+          curl -sSLO https://github.com/pinterest/ktlint/releases/download/1.7.1/ktlint && chmod a+x ktlint && sudo mv ktlint /usr/local/bin/
+      - name: run ktlint
+        run: |
+          ktlint --reporter=checkstyle,output=build/ktlint-report.xml
+        continue-on-error: true
+      - uses: yutailang0119/action-ktlint@v4
+        with:
+          report-path: build/*.xml # Support glob patterns by https://www.npmjs.com/package/@actions/glob
+          ignore-warnings: true # Ignore Lint Warnings
+        continue-on-error: false # If annotations contain error of severity, action-ktlint exit 1.