Introduce the semantic release (#234)

* build: update metadata

* ci: introduce setup-node to use specific node version

* ci: introduce semantic-release

* chore: update dist files

* ci: fix the format of Actions

.github/workflows/test.yml

@@ -11,9 +11,22 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
+      - name: Read .nvmrc
+        run: echo ::set-output name=NVMRC::$(cat .nvmrc)
+        id: nvm
+      - uses: actions/setup-node@v2
+        with:
+          cache: npm
+          node-version: ${{ steps.nvm.outputs.NVMRC }}
       - run: |
           npm ci
           npm run all
+      - name: Run semantic-release
+        run: |
+          npx semantic-release
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          NPM_TOKEN: ${{ secrets.NPM_TOKEN }}
   test: # make sure the action works on a clean machine without building
     runs-on: ubuntu-latest
     steps: