feat: add required engines to package.json

package.json

@@ -31,6 +31,10 @@
   "bugs": {
     "url": "https://github.com/meshtastic/web/issues"
   },
+  "engines": {
+    "node": ">=20.0.0",
+    "pnpm": ">=10.1.0"
+  },
   "homepage": "https://meshtastic.org",
   "dependencies": {
     "@bufbuild/protobuf": "^1.10.0",
@@ -91,6 +95,5 @@
     "tar": "^7.4.3",
     "typescript": "^5.7.3",
     "vite": "^6.1.0"
-  },
-  "packageManager": "[email protected]"
+  }
 }