feat: add base prepare release pr script

.github/workflows/prepare-release-pr.yml

@@ -0,0 +1,53 @@
+name: 'Prepare release PR'
+on:
+  pull_request:
+    branches:
+      - dev
+
+jobs:
+  Prepare:
+    name: 'Prepare release pr'
+    timeout-minutes: 10
+    runs-on: ubuntu-latest
+    steps:
+      - name: 'Git checkout'
+        uses: actions/checkout@v2
+
+      # Beginning of yarn setup, keep in sync between all workflows
+      - name: Use node.js ${{ matrix.node-version }}
+        uses: actions/setup-node@v2.1.5
+        with:
+          node-version: ${{ matrix.node-version }}
+          registry-url: https://registry.npmjs.org/ # Needed for auth
+      - name: 'Use cached node_modules'
+        id: cache-modules
+        uses: actions/cache@v2.1.5
+        with:
+          path: '**/node_modules'
+          key: ${{ runner.os }}-v${{ matrix.node-version }}-node_modules-${{ hashFiles('yarn.lock', '**/package.json') }}
+      - name: 'Find location of global yarn cache'
+        id: yarn-cache
+        if: steps.cache-modules.outputs.cache-hit != 'true'
+        run: echo "::set-output name=dir::$(yarn cache dir)"
+      - name: 'Cache global yarn cache'
+        uses: actions/cache@v2.1.5
+        if: steps.cache-modules.outputs.cache-hit != 'true'
+        with:
+          path: ${{ steps.yarn-cache.outputs.dir }}
+          key: ${{ runner.os }}-yarn-${{ hashFiles('yarn.lock') }}
+          restore-keys: |
+            ${{ runner.os }}-yarn-
+      - name: 'Install dependency'
+        run: yarn install --frozen-lockfile
+      # End of yarn setup
+
+      - name: 'Build CI scripts'
+        run: yarn ci:build:scripts
+
+      - name: 'Prepare PR'
+        uses: actions/github-script@v3
+        with:
+          github-token: ${{secrets.GITHUB_TOKEN}}
+          script: |
+            const { prepareReleasePR } = require(`${process.env.GITHUB_WORKSPACE}/ci/dist/prepareReleasePR.js`)
+            prepareReleasePR({ github, context })

ci/.eslintrc.js

@@ -0,0 +1,7 @@
+module.exports = {
+  extends: '../.eslintrc.js',
+  rules: {
+    'react/display-name': 0,
+    'no-plusplus': 0,
+  },
+};

ci/prepareReleasePR.ts

@@ -0,0 +1,37 @@
+export const prepareReleasePR = async ({ github, context }: { github: any; context: any }) => {
+  const newMessage = `
+	👋 Thanks for testing#1!
+  `;
+
+  const commentInfo = {
+    ...context.repo,
+    issue_number: context.issue.number,
+  };
+  const signature = 'via JJ GitHub Actions 🇵🇱';
+  const comment = {
+    ...commentInfo,
+    body: `${newMessage}\n\n${signature}`,
+  };
+
+  let commentId;
+  const comments = (await github.issues.listComments(commentInfo)).data;
+  for (let i = comments.length; i--; ) {
+    const c = comments[i];
+    if (c.user.type === 'Bot' && c.body.includes(signature)) {
+      commentId = c.id;
+      break;
+    }
+  }
+
+  if (commentId) {
+    await github.issues.updateComment({
+      ...context.repo,
+      comment_id: commentId,
+      body: comment.body,
+    });
+  }
+
+  if (!commentId) {
+    await github.issues.createComment(comment);
+  }
+};

ci/tsconfig.json

@@ -0,0 +1,16 @@
+{
+  "compilerOptions": {
+    "outDir": "dist",
+    "lib": ["dom", "dom.iterable", "esnext"],
+    "skipLibCheck": true,
+    "esModuleInterop": true,
+    "allowSyntheticDefaultImports": true,
+    "strict": true,
+    "forceConsistentCasingInFileNames": true,
+    "noFallthroughCasesInSwitch": true,
+    "module": "commonjs",
+    "moduleResolution": "node",
+    "resolveJsonModule": true
+  },
+  "include": ["prepareReleasePR.ts"]
+}

package.json

@@ -23,6 +23,7 @@
     "build": "lerna run build",
     "check": "yarn lint:fix && yarn prettier:fix && yarn type-check && yarn test && yarn test:e2e && yarn sortPackageJson",
     "ci:setup:db": "yarn ts-node ci/setupTestDatabase.ts",
+    "ci:build:scripts": "rimraf ci/dist && tsc --project ci/tsconfig.json",
     "heroku-postbuild": "yarn install && cd packages/api && yarn typeorm-migration:run && yarn build",
     "preinstall": "node -e \"if (process.env.npm_execpath.indexOf('yarn') === -1) throw new Error('Use yarn for installing')\"",
     "lint": "lerna run lint",