chore(ci): Switch to GitHub Actions CI (#360)

.github/dependabot.yml

@@ -0,0 +1,16 @@
+version: 2
+updates:
+    - package-ecosystem: npm
+      directory: '/'
+      schedule:
+          interval: daily
+      open-pull-requests-limit: 10
+      versioning-strategy: increase
+    - package-ecosystem: 'github-actions'
+      directory: '/'
+      schedule:
+          interval: daily
+    - package-ecosystem: gitsubmodule
+      directory: '/'
+      schedule:
+          interval: daily

.github/workflows/codeql-analysis.yml

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+name: 'CodeQL'
+
+on:
+    push:
+        branches: [master]
+    pull_request:
+        # The branches below must be a subset of the branches above
+        branches: [master]
+    schedule:
+        - cron: '0 0 * * 0'
+
+jobs:
+    analyze:
+        name: Analyze
+        runs-on: ubuntu-latest
+        permissions:
+            actions: read
+            contents: read
+            security-events: write
+
+        steps:
+            - name: Checkout repository
+              uses: actions/checkout@v2
+              with:
+                  submodules: recursive
+
+            - name: Initialize CodeQL
+              uses: github/codeql-action/init@v1
+              with:
+                  languages: 'javascript'
+
+            - name: Perform CodeQL Analysis
+              uses: github/codeql-action/analyze@v1

.github/workflows/dependabot-automerge.yml

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+# Based on https://docs.github.com/en/code-security/supply-chain-security/keeping-your-dependencies-updated-automatically/automating-dependabot-with-github-actions#enable-auto-merge-on-a-pull-request
+name: Dependabot auto-merge
+on: pull_request_target
+
+permissions:
+    pull-requests: write
+    contents: write
+
+jobs:
+    dependabot:
+        runs-on: ubuntu-latest
+        if: ${{ github.actor == 'dependabot[bot]' }}
+        steps:
+            - name: Dependabot metadata
+              id: metadata
+              uses: dependabot/fetch-metadata@v1.1.1
+              with:
+                  github-token: '${{ secrets.GITHUB_TOKEN }}'
+            - name: Enable auto-merge for Dependabot PRs
+              # Automatically merge semver-patch and semver-minor PRs
+              if: "${{ steps.metadata.outputs.update-type ==
+                  'version-update:semver-minor' ||
+                  steps.metadata.outputs.update-type ==
+                  'version-update:semver-patch' }}"
+              run: gh pr merge --auto --squash "$PR_URL"
+              env:
+                  PR_URL: ${{github.event.pull_request.html_url}}
+                  GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}

.github/workflows/nodejs-test.yml

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+name: Node.js CI
+
+on:
+    push:
+        branches-ignore:
+            - 'dependabot/**'
+    pull_request:
+
+env:
+    CI: true
+    FORCE_COLOR: 2
+
+jobs:
+    lint:
+        runs-on: ubuntu-latest
+        steps:
+            - uses: actions/checkout@v2
+              with:
+                  submodules: recursive
+            - uses: actions/setup-node@v2
+              with:
+                  node-version: lts/*
+                  cache: npm
+            - run: npm ci
+            - run: npm run lint
+
+    test:
+        name: Node ${{ matrix.node }}
+        runs-on: ubuntu-latest
+
+        strategy:
+            fail-fast: false
+            matrix:
+                node:
+                    - 12
+                    - 14
+                    - 16
+                    - lts/*
+
+        steps:
+            - uses: actions/checkout@v2
+              with:
+                  submodules: recursive
+            - name: Use Node.js ${{ matrix.node }}
+              uses: actions/setup-node@v2
+              with:
+                  node-version: ${{ matrix.node }}
+                  cache: npm
+            - run: npm install -g npm@8
+            - run: npm ci
+            - run: npm run build --if-present
+
+            - name: Run Tests
+              run: npm run unit-tests