chore: migrate build from azure-pipelines to actions

.github/workflows/ci.yml

@@ -0,0 +1,106 @@
+name: CI
+
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+    branches:
+      - '**'
+
+jobs:
+  primary_code_validation_and_tests:
+    name: Primary code validation and tests
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Use Node.js 12
+        uses: actions/setup-node@v1
+        with:
+          node-version: 12
+
+      # This also runs a build as part of the postinstall bootstrap
+      - name: install and build
+        run: |
+          yarn --ignore-engines --frozen-lockfile
+          yarn check-clean-workspace-after-install
+
+      # Note that this command *also* typechecks tests/tools,
+      # whereas the build only checks src files
+      - name: Typecheck all packages
+        run: yarn typecheck
+
+      - name: Check code formatting
+        run: yarn format-check
+
+      - name: Run linting
+        run: yarn lint
+
+      - name: Validate spelling
+        run: yarn check:spelling
+
+      - name: Run unit tests
+        run: yarn test
+        env:
+          CI: true
+
+      - name: Run integrations tests
+        run: yarn integration-tests
+        env:
+          CI: true
+
+      - name: Publish code coverage report
+        uses: codecov/codecov-action@v1
+        with:
+          yml: ./codecov.yml
+          token: ${{ secrets.CODECOV_TOKEN }}
+          flags: unittest
+          name: codecov
+
+  unit_tests_on_other_node_versions:
+    name: Run unit tests on other Node.js versions
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        node-version: [8.x, 10.x]
+    steps:
+      - uses: actions/checkout@v2
+      - name: Use Node.js ${{ matrix.node-version }}
+        uses: actions/setup-node@v1
+        with:
+          node-version: ${{ matrix.node-version }}
+
+      # This also runs a build as part of the postinstall bootstrap
+      - name: install and build
+        run: |
+          yarn --ignore-engines --frozen-lockfile
+          yarn check-clean-workspace-after-install
+
+      - name: Run unit tests
+        run: yarn test
+        env:
+          CI: true
+
+  publish_canary_version:
+    name: Publish the latest code as a canary version
+    runs-on: ubuntu-latest
+    needs: [primary_code_validation_and_tests, unit_tests_on_other_node_versions]
+    if: github.event_name == 'push' && github.ref == 'refs/head/master'
+    steps:
+      - uses: actions/checkout@v1
+      - name: Use Node.js 12
+        uses: actions/setup-node@v1
+        with:
+          node-version: 12
+          registry-url: https://registry.npmjs.org/
+
+      # This also runs a build as part of the postinstall bootstrap
+      - name: install and build
+        run: |
+          yarn --ignore-engines --frozen-lockfile
+          yarn check-clean-workspace-after-install
+
+#      - name: Publish all packages to npm
+#        run: npx lerna publish --canary --exact --force-publish --yes
+#        env:
+#          NODE_AUTH_TOKEN: ${{ secrets.npm_token }}

README.md

@@ -3,8 +3,8 @@
 <p align="center">Monorepo for all the tooling which enables ESLint to support TypeScript</p>
 
 <p align="center">
-    <a href="https://dev.azure.com/typescript-eslint/TypeScript%20ESLint/_build/latest?definitionId=1&branchName=master"><img src="https://img.shields.io/azure-devops/build/typescript-eslint/TypeScript%20ESLint/1/master.svg?label=%F0%9F%9A%80%20Azure%20Pipelines&style=flat-square" alt="Azure Pipelines"/></a>
-    <a href="https://opencollective.com/typescript-eslint" alt="Financial Contributors on Open Collective"><img src="https://opencollective.com/typescript-eslint/all/badge.svg?label=financial+contributors&style=flat-square" /></a>
+    <a href="https://github.com/typescript-eslint/typescript-eslint/actions"><img src="https://img.shields.io/github/workflow/status/typescript-eslint/typescript-eslint/CI?style=flat-square" alt="GitHub Workflow Status" /></a>
+    <a href="https://opencollective.com/typescript-eslint"><img src="https://opencollective.com/typescript-eslint/all/badge.svg?label=financial+contributors&style=flat-square" alt="Financial Contributors on Open Collective" /></a>
     <a href="https://github.com/typescript-eslint/typescript-eslint/blob/master/LICENSE"><img src="https://img.shields.io/npm/l/typescript-estree.svg?style=flat-square" alt="GitHub license" /></a>
     <a href="https://www.npmjs.com/package/@typescript-eslint/typescript-estree"><img src="https://img.shields.io/npm/dm/@typescript-eslint/typescript-estree.svg?style=flat-square" alt="NPM Downloads" /></a>
     <a href="https://codecov.io/gh/typescript-eslint/typescript-eslint"><img alt="Codecov" src="https://img.shields.io/codecov/c/github/typescript-eslint/typescript-eslint.svg?style=flat-square"></a>