chore(cicd): setup docker image build test

.github/workflows/pr.yml

@@ -0,0 +1,45 @@
+name: Pull request workflow
+
+on:
+  pull_request:
+    types: [opened, reopened, synchronize, edited]
+
+permissions:
+  pull-requests: read
+
+jobs:
+  build:
+    name: Build and test
+    runs-on: ubuntu-latest
+    env:
+      CI_JOB_NUMBER: 1
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-node@v2
+        with:
+          cache: npm
+          node-version: 18
+      - run: npm i
+      - run: npm run build
+      - uses: preactjs/compressed-size-action@v2
+        with:
+          pattern: ".dist/**/*.{js,ts,json}"
+      - run: npm test
+  build-docker:
+    name: Build Docker image
+    runs-on: ubuntu-latest
+    needs: build
+    steps:
+      - uses: actions/checkout@v2
+      - uses: docker/build-push-action@v2
+        with:
+          context: .
+          file: ./Dockerfile
+          push: false
+  semantic-pr:
+    name: Validate PR title for semantic versioning
+    runs-on: ubuntu-latest
+    steps:
+      - uses: amannn/action-semantic-pull-request@v5
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

package.json

@@ -47,6 +47,7 @@
     "start:cli": "cross-env NODE_ENV=development npm run build && node dist/src/cli.js",
     "start:dev": "cross-env NODE_ENV=development npm run build && node dist/src/main.js",
     "start:prod": "node dist/src/main.js",
+    "test": "echo \"No test specified, please create tests.\" && exit 0",
     "build": "tsc",
     "fmt": "prettier --write .",
     "prettier:check": "prettier --check ."