update milsko upstream

package.json

@@ -1,10 +1,9 @@
 {
   "name": "milsko",
   "version": "1.0.1",
-  "upstream": "v1.0a",
   "description": "Lightweight and cross-platform native GUI toolkit",
+  "upstream": "ea20a31694",
   "main": "dist/index.js",
-  "type": "module",
   "scripts": {
     "install": "node-gyp-build",
     "build": "tsc && node-gyp rebuild",
@@ -27,12 +26,9 @@
     "url": "https://forgejo.nishi.boats/pyrite-dev/milsko-node/issues"
   },
   "homepage": "https://forgejo.nishi.boats/pyrite-dev/milsko-node#readme",
-  "engines": {
-    "node": ">= 18"
-  },
   "devDependencies": {
     "@types/node": "^25.6.0",
-    "fast-xml-parser": "^5.6.0",
+    "fast-xml-parser": "^5.7.2",
     "node-gyp": "^12.2.0",
     "prebuildify": "^6.0.1",
     "prettier": "^3.8.2",