Create jekyll-build.yml

Author: JimmyLv

.github/workflows/jekyll-build.yml

@@ -0,0 +1,28 @@
+name: GH Pages CI
+
+on:
+  push:
+    branches:
+      - master
+    paths-ignore:
+      - "docs/**"
+
+jobs:
+  build-deploy:
+    runs-on: ubuntu-16.04
+
+    steps:
+      - name: Checkout repo
+        uses: actions/checkout@v2
+
+      - name: Get cached gems
+        uses: actions/cache@v2
+        with:
+          path: vendor/bundle
+          key: ${{ runner.os }}-gems-${{ hashFiles('**/Gemfile.lock') }}
+          restore-keys: |
+            ${{ runner.os }}-gems-
+      - name: Build and deploy
+        uses: helaili/jekyll-action@v2
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}