Add stylelint

src/frontend/overlay/.eslintrc.js

@@ -0,0 +1,70 @@
+module.exports = {
+    "ignorePatterns": [
+        "build/**"
+    ],
+    // parser: '@typescript-eslint/parser',
+    "env": {
+        "node": true,
+        "browser": true,
+        "es2021": true
+    },
+    "extends": [
+        "eslint:recommended",
+        "plugin:react/recommended",
+        "plugin:@typescript-eslint/recommended"
+    ],
+    "settings": {
+        "react": {
+            "version": "detect"
+        }
+    },
+    "parserOptions": {
+        "ecmaFeatures": {
+            "jsx": true
+        },
+        "ecmaVersion": 12,
+        "sourceType": "module"
+    },
+    "plugins": [
+        "@typescript-eslint",
+        "react"
+    ],
+    "rules": {
+        "indent": [
+            "error",
+            4
+        ],
+        "linebreak-style": [
+            "error",
+            "unix"
+        ],
+        "quotes": [
+            "error",
+            "double"
+        ],
+        "semi": [
+            "error",
+            "always"
+        ],
+        "eol-last": [
+            "error",
+            "always"
+        ],
+        "no-case-declarations": "off",
+        "object-curly-spacing": [
+            "error",
+            "always"
+        ],
+        "no-unused-vars": [
+            "warn"
+        ],
+        "react/prop-types": [
+            "off"
+        ],
+        // suppress errors for missing 'import React' in files
+        "react/react-in-jsx-scope": "off",
+        // allow jsx syntax in js files (for next.js project)
+        "react/jsx-filename-extension": [1, { "extensions": [".jsx", ".tsx"] }], //should add ".ts" if typescript project
+    },
+    root: true
+};