ci: add Github Actions configs

.github/composite-actions/install-node/action.yaml

@@ -0,0 +1,21 @@
+name: 'Install Node.js'
+description: 'Installs Node.js, pnpm and dependencies'
+
+runs:
+  using: composite
+
+  steps:
+    - name: Install pnpm
+      uses: pnpm/action-setup@v3
+      with:
+        run_install: false
+
+    - name: Install Node.js
+      uses: actions/setup-node@v4
+      with:
+        cache: pnpm
+        node-version-file: .tool-versions
+
+    - name: Install dependencies
+      shell: bash
+      run: pnpm install

.github/composite-actions/quality/action.yaml

@@ -0,0 +1,14 @@
+name: 'Check source code quality'
+description: 'Runs build, linters and tests'
+
+runs:
+  using: composite
+
+  steps:
+    - name: Install packages
+      shell: bash
+      run: pnpm install
+
+    - name: Build
+      shell: bash
+      run: pnpm build

.github/workflows/quality.yaml

@@ -0,0 +1,27 @@
+name: Quality
+
+on:
+  pull_request:
+    branches:
+      - main
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+
+jobs:
+  quality:
+    name: Quality
+
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout the repository
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Install Node.js
+        uses: ./.github/composite-actions/install-node
+
+      - name: Check quality
+        uses: ./.github/composite-actions/quality

.github/workflows/release.yaml

@@ -0,0 +1,44 @@
+name: Release
+
+on:
+  push:
+    branches:
+      - main
+
+permissions:
+  actions: write
+  contents: write
+  pull-requests: write
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+
+jobs:
+  release:
+    if: github.repository == 'ReTable/eslint-config'
+
+    name: Release
+
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout the repository
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Install Node.js
+        uses: ./.github/composite-actions/install-node
+
+      - name: Check quality
+        uses: ./.github/composite-actions/quality
+
+      - name: Create Release Pull Request
+        id: changesets
+        uses: changesets/action@v1
+        with:
+          publish: pnpm release
+          commit: 'ci(changesets): release new versions'
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          NPM_TOKEN: ${{ secrets.NPM_TOKEN }}