diff --git a/.eslintrc.cjs b/.eslintrc.cjs
new file mode 100644
index 0000000..b5358f0
--- /dev/null
+++ b/.eslintrc.cjs
@@ -0,0 +1,12 @@
+module.exports = {
+  root: true,
+  env: {
+    browser: true,
+    node: true
+  },
+  extends: [
+    'digitalbazaar',
+    'digitalbazaar/jsdoc'
+  ],
+  ignorePatterns: ['dist/']
+};
diff --git a/.github/workflows/main.yaml b/.github/workflows/main.yaml
new file mode 100644
index 0000000..3cc6e45
--- /dev/null
+++ b/.github/workflows/main.yaml
@@ -0,0 +1,20 @@
+name: Main CI
+
+on: [push]
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        node-version: [20.x]
+    steps:
+    - uses: actions/checkout@v4
+    - name: Use Node.js ${{ matrix.node-version }}
+      uses: actions/setup-node@v4
+      with:
+        node-version: ${{ matrix.node-version }}
+    - name: Install
+      run: npm install
+    - name: Run eslint
+      run: npm run lint
diff --git a/index.js b/index.js
index d942926..9d15cd0 100644
--- a/index.js
+++ b/index.js
@@ -117,6 +117,6 @@ export async function load(options = {
 
 function _assertSecureContext() {
   if(!window.isSecureContext) {
-    throw new DOMException('SecurityError', 'The operation is insecure.')
+    throw new DOMException('SecurityError', 'The operation is insecure.');
   }
 }
diff --git a/package.json b/package.json
index 0e77377..e897e8b 100644
--- a/package.json
+++ b/package.json
@@ -26,6 +26,9 @@
     ]
   },
   "devDependencies": {
+    "eslint": "^8.57.0",
+    "eslint-config-digitalbazaar": "^5.2.0",
+    "eslint-plugin-jsdoc": "^48.2.11",
     "webpack": "^4.10.2",
     "webpack-cli": "^3.3.9"
   },
@@ -39,6 +42,7 @@
   ],
   "scripts": {
     "prepublish": "npm run build",
-    "build": "webpack --mode development"
+    "build": "webpack --mode development",
+    "lint": "eslint --ext .cjs,.js ."
   }
 }