ci: add publish script

Author: atheck

.github/workflows/main.yml

@@ -37,5 +37,4 @@ jobs:
       - name: Build
         run: |
           npm ci
-          npm run build
-
+          npm run build

.github/workflows/publish.yml

@@ -0,0 +1,42 @@
+name: Publish
+
+on:
+  push:
+    tags:
+      - *
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: SetupNode
+        uses: actions/setup-node@v2
+        with:
+            node-version: 14
+      - name: Test
+        run: |
+          npm install
+          npm run test
+
+  publish:
+    needs: test
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: SetupNode
+        uses: actions/setup-node@v2
+        with:
+            node-version: 14
+      - name: Build
+        run: |
+          npm ci --ignore-scripts
+          npm run build
+      - name: Publish
+        run: |
+          npm config set //registry.npmjs.org/:_authToken ${NPM_TOKEN}
+          npm publish --ignore-scripts
+        env:
+          NPM_TOKEN: ${{ secrets.NPM_TOKEN }}