[ui] add eslint

webui/.eslintrc.json

@@ -0,0 +1,23 @@
+{
+  "env": {
+    "browser": true,
+    "es2021": true
+  },
+  "extends": ["eslint:recommended", "plugin:@typescript-eslint/recommended"],
+  "parser": "@typescript-eslint/parser",
+  "parserOptions": {
+    "ecmaVersion": "latest",
+    "sourceType": "module"
+  },
+  "plugins": ["svelte3", "@typescript-eslint"],
+  "overrides": [
+    {
+      "files": ["*.svelte"],
+      "processor": "svelte3/svelte3"
+    }
+  ],
+  "rules": {},
+  "settings": {
+    "svelte3/typescript": true // load TypeScript as peer dependency
+  }
+}

webui/package.json

@@ -5,8 +5,8 @@
   "scripts": {
     "build": "rollup -c",
     "dev": "rollup -c -w",
-    "start": "sirv public --no-clear",
     "check": "svelte-check --tsconfig ./tsconfig.json",
+    "lint": "eslint src",
     "clean": "rm -frv public/vendor public/build"
   },
   "devDependencies": {
@@ -19,8 +19,12 @@
     "@types/lodash": "^4.14.178",
     "@types/lru-cache": "^5.1.1",
     "@types/three": "^0.135.0",
+    "@typescript-eslint/eslint-plugin": "^5.10.1",
+    "@typescript-eslint/parser": "^5.10.1",
     "@yarnpkg/fslib": "^2.6.0",
     "@yarnpkg/libzip": "^2.2.2",
+    "eslint": "^8.7.0",
+    "eslint-plugin-svelte3": "^3.4.0",
     "postcss": "^8.3.11",
     "rollup": "^2.59.0",
     "rollup-plugin-copy": "^3.4.0",