fix electron builds

package.json

@@ -1,6 +1,6 @@
 {
     "name": "grid-apps",
-    "version": "4.2.0",
+    "version": "4.3.0",
     "description": "grid.space 3d slicing & modeling tools",
     "author": "Stewart Allen <sa@grid.space>",
     "license": "MIT",
@@ -32,7 +32,7 @@
         "slicer"
     ],
     "engines": {
-        "node": ">=18.0.0"
+        "node": ">=22.0.0"
     },
     "dependencies": {
         "@fortawesome/fontawesome-free": "^6.1.1",
@@ -178,8 +178,12 @@
         "nsis": {
             "oneClick": false,
             "allowToChangeInstallationDirectory": true,
+			"differentialPackage": false,
             "allowElevation": true
         },
+        "dmg": {
+			"writeUpdateInfo": false
+        },
         "mac": {
             "icon": "bin/GS.icns",
             "category": "public.app-category.utilities",
@@ -188,8 +192,7 @@
             "entitlements": "bin/electron-entitlements.plist",
             "entitlementsInherit": "bin/electron-entitlements.plist",
             "target": [
-                "dmg",
-                "zip"
+                "dmg"
             ]
         },
         "linux": {