ci: add a formatting workflow (#116)

.github/workflows/continuous-integration.yml

@@ -0,0 +1,41 @@
+name: Continuous Integration
+
+on:
+  # Trigger the workflow on push or pull request or custom
+  push:
+    branches:
+  pull_request_target:
+  workflow_dispatch:
+
+jobs:
+  Prettier:
+    name: Run Prettier
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Check out Git repository
+        uses: actions/checkout@2541b1294d2704b0964813337f33b291d3f8596b # tag=v3
+
+      - name: Set up Node.js
+        uses: actions/setup-node@2fddd8803e2f5c9604345a0b591c3020ee971a93 # tag=v3
+        with:
+          node-version: 17
+
+      # Prettier must be in `package.json`
+      - name: Install Node.js dependencies
+        run: npm i -g prettier && npm i
+
+      - name: Run Prettier
+        run: prettier --write .
+
+      - name: Create Pull Request
+        id: cpr
+        uses: peter-evans/create-pull-request@v4
+        with:
+          commit-message: "style: pretty please"
+          branch: prettier
+          delete-branch: true
+          branch-suffix: short-commit-hash
+          title: "stlye: pretty please"
+          body: "pretty pretty prettier"
+          reviewers: EvolutionX-10