ci: Add GitHub Actions CI workflow and Dependabot config

Author: johan-gorter

.github/dependabot.yml

@@ -0,0 +1,40 @@
+version: 2
+updates:
+  # Enable version updates for npm
+  - package-ecosystem: "npm"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+      day: "monday"
+      time: "04:00"
+    open-pull-requests-limit: 1
+    groups:
+      npm-dependencies:
+        patterns:
+          - "*"
+        update-types:
+          - "minor"
+          - "patch"
+    reviewers:
+      - "johan-gorter"
+    commit-message:
+      prefix: "deps"
+      include: "scope"
+
+  # Enable version updates for GitHub Actions
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+      day: "monday"
+      time: "04:00"
+    open-pull-requests-limit: 1
+    groups:
+      github-actions:
+        patterns:
+          - "*"
+    reviewers:
+      - "johan-gorter"
+    commit-message:
+      prefix: "ci"
+      include: "scope"

.github/workflows/ci.yml

@@ -0,0 +1,35 @@
+name: CI
+
+on:
+  push:
+    branches: [master]
+  pull_request:
+    branches: [master]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: "22"
+          cache: "npm"
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Check formatting
+        run: npm run format
+
+      - name: Lint
+        run: npm run lint
+
+      - name: Run tests with coverage
+        run: npm run coverage
+
+      - name: Build
+        run: npm run build