chore: add lint script

.eslintrc.js

@@ -20,4 +20,17 @@
       },
     ],
   },
+  overrides: [
+    {
+      files: ["**/webpack.config.js", "**/.eslintrc.js"],
+      env: {
+        es6: false,
+        node: true,
+      },
+      rules: {
+        "@typescript-eslint/no-var-requires": 0,
+      },
+    },
+  ],
+  ignorePatterns: ["packages/*/dist/"],
 };

.gitlab-ci.yml

+image: node:14-alpine
+
+stages:
+    - checks
+
+eslint:
+    stage: checks
+    before_script:
+        - yarn
+    script:
+        - yarn lint

package.json

@@ -3,6 +3,9 @@
   "version": "0.0.1",
   "main": "index.js",
   "license": "MIT",
+  "scripts": {
+      "lint": "eslint packages"
+  },
   "workspaces": [
     "packages/demo",
     "packages/ra-cubicweb"