chore: replace travis-ci with github actions

.github/workflows/bump-version.yaml

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+name: Bump Version
+on:
+  push:
+    branches:
+      - master
+
+jobs:
+  test:
+    name: Bump Version
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: PSanetra/git-semver-actions/next@v1
+        id: next_version
+      - uses: PSanetra/git-semver-actions/latest@v1
+        id: latest_version
+      - uses: PSanetra/git-semver-actions/markdown-log@v1
+        id: markdown_log
+      - name: Create Release
+        id: create_release
+        uses: actions/create-release@v1
+        if: ${{ steps.next_version.outputs.version != steps.latest_version.outputs.version }}
+        env:
+          # With github.token the publish workflow is never triggered
+          GITHUB_TOKEN: ${{ secrets.PAT_GITHUB }}
+        with:
+          tag_name: "v${{ steps.next_version.outputs.version }}"
+          body: "${{ steps.markdown_log.outputs.changelog }}"
+          release_name: Release ${{ steps.next_version.outputs.version }}
+          draft: false
+          prerelease: false

.github/workflows/publish.yaml

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+name: Publish Package to npmjs
+on:
+  push:
+    tags:
+      - v*
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      # Setup .npmrc file to publish to npm
+      - uses: actions/setup-node@v2
+        with:
+          node-version: '16.x'
+          registry-url: 'https://registry.npmjs.org'
+      - run: npm version ${{ github.ref_name }} --no-git-tag-version
+      - run: npm ci
+      - run: npm run test:prod
+      - name: Coveralls
+        uses: coverallsapp/github-action@master
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+      - run: npm run build
+      - name: Deploy 🚀
+        uses: JamesIves/[email protected]
+        with:
+          branch: gh-pages
+          folder: docs
+      - run: npm publish
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}