diff --git a/eslint.config.js b/eslint.config.js
new file mode 100644
index 0000000..9f57963
--- /dev/null
+++ b/eslint.config.js
@@ -0,0 +1,24 @@
+const js = require('@eslint/js');
+const globals = require('globals');
+
+module.exports = [
+  js.configs.recommended,
+  {
+    languageOptions: {
+      ecmaVersion: 'latest',
+      sourceType: 'module',
+      globals: {
+        PRODUCTION: 'readonly',
+        ...globals.browser,
+        ...globals.webextensions,
+      },
+    },
+    ignores: ['webpack.config.js'],
+  },
+  {
+    files: ['**/*.test.js', '**/*.test.mjs'],
+    globals: {
+      ...globals.jest,
+    },
+  },
+];