ui_migration upgrade(nodejs) upgrade to nodejs 26, add cofiguration for new package versions and VITE rolldown

webapp/package.json

@@ -5,7 +5,7 @@
   "description": "User interface for the OpenFlexure Microscope Server",
   "author": "OpenFlexure <contact@openflexure.org> (https://www.openflexure.org)",
   "engines": {
-    "node": ">=20.0.0"
+    "node": ">=26.0.0"
   },
   "scripts": {
     "gv": "genversion src/version.js",
@@ -31,6 +31,7 @@
     "vue": "^3.5.34"
   },
   "devDependencies": {
+    "@eslint/js": "^10.0.1",
     "@pinia/testing": "^1.0.3",
     "@vitejs/plugin-vue": "^6.0.7",
     "@vitest/coverage-v8": "^4.1.7",
@@ -44,6 +45,7 @@
     "eslint-plugin-pinia": "^0.4.2",
     "eslint-plugin-prettier": "^5.5.5",
     "eslint-plugin-vue": "^10.9.1",
+    "globals": "^17.6.0",
     "happy-dom": "^20.9.0",
     "less": "^4.6.4",
     "postcss-html": "^1.8.1",
@@ -56,7 +58,9 @@
     "vite": "^8.0.13",
     "vitest": "^4.1.7"
   },
-  "overrides": { "glob":"12.0"},
+  "overrides": {
+    "glob": "12.0"
+  },
   "postcss": {
     "plugins": {
       "autoprefixer": {}