Add dependabot and eslint actions

.github/dependabot.yaml

@@ -0,0 +1,20 @@
+Worth setting up DependaBot for this? It's just one YAML file away :)
+
+.github/dependabot.yaml:
+
+---
+updates:
+  - directory: "/"
+    package-ecosystem: "github-actions"
+    schedule:
+      interval: "daily"
+  - directory: "/cloudrun-malware-scanner"
+    package-ecosystem: "npm"
+    schedule:
+      interval: "daily"
+  - directory: "/cloudrun-malware-scanner"
+    package-ecosystem: "docker"
+    schedule:
+      interval: "daily"
+version: 2
+...

.github/workflows/eslint.yml

@@ -0,0 +1,37 @@
+name: "ESLint"
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    # The branches below must be a subset of the branches above
+    branches: [ "main" ]
+
+jobs:
+  analyze:
+    name: "Eslint-analyze"
+    runs-on: ubuntu-latest
+    permissions:
+      actions: read
+      contents: read
+      security-events: write
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v3
+
+    - name: Use Node.js
+      uses: actions/setup-node@v3
+      with:
+        node-version: ${{ env.NODEJS_VERSION }}
+        check-latest: true
+        always-auth: true
+
+    # Install eslint
+    - name: Install eslint
+      working-directory: cloudrun-malware-scanner/
+      run: npm install eslint eslint-config-google
+
+    - name: Run eslint
+      working-directory: cloudrun-malware-scanner/
+      run: npm run eslint

cloudrun-malware-scanner/.eslintrc.js

@@ -24,7 +24,7 @@ module.exports = {
         "SharedArrayBuffer": "readonly"
     },
     "parserOptions": {
-        "ecmaVersion": 2018
+        "ecmaVersion": 2020
     },
     "rules": {
     }