add action

.github/workflows/node.js.yml

@@ -0,0 +1,85 @@
+name: Build and Test
+
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+        types: [opened, synchronize, reopened]
+
+jobs:
+  Setup:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: "20.9.0"
+
+      - name: Cache node modules
+        uses: actions/cache@v4
+        id: npm-cache
+        with:
+          path: |
+            node_modules
+            ~/.npm
+          key: ${{ runner.os }}-node-${{ hashFiles('**/package-lock.json') }}
+
+      - name: Install dependencies
+        if: steps.npm-cache.outputs.cache-hit != 'true'
+        run: npm i
+
+  Test:
+    runs-on: ubuntu-latest
+    if: github.event_name == 'pull_request' # This line ensures that this job only runs on pull requests
+    needs: Setup
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: "20.9.0"
+
+      - name: Cache node modules
+        uses: actions/cache/restore@v4
+        with:
+          path: |
+            node_modules
+            ~/.npm
+          key: ${{ runner.os }}-node-${{ hashFiles('**/package-lock.json') }}
+
+      - name: Run tests
+        run: npx hardhat test
+
+  Coverage-Test:
+    runs-on: ubuntu-latest
+    needs: Setup
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: "20.9.0"
+
+      - name: Cache node modules
+        uses: actions/cache/restore@v4
+        with:
+          path: |
+            node_modules
+            ~/.npm
+          key: ${{ runner.os }}-node-${{ hashFiles('**/package-lock.json') }}
+
+      - name: Run tests and generate coverage
+        run: npx hardhat coverage
+
+      - name: Upload coverage reports to Codecov
+        uses: codecov/codecov-action@v4
+        with:
+          token: ${{ secrets.CODECOV_TOKEN }} # required