ci: add workflow to run code-pushup

Author: matejchalk

.github/workflows/code-pushup.yml

@@ -0,0 +1,27 @@
+name: Code PushUp
+
+on:
+  push:
+    branches: [master]
+  pull_request:
+    branches: [master]
+
+permissions:
+  contents: read
+  actions: read
+  pull-requests: write
+
+jobs:
+  code-pushup:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Clone repository
+        uses: actions/checkout@v4
+      - name: Set up Node.js
+        uses: actions/setup-node@v4
+        with:
+          cache: npm
+      - name: Install dependencies
+        run: npm ci --legacy-peer-deps
+      - name: Code PushUp
+        uses: code-pushup/github-action@v0