fix: making private packages private

Author: jherr

packages/engine/package.json

@@ -2,6 +2,7 @@
   "name": "engine",
   "version": "0.11.0-alpha.2",
   "description": "Tanstack Application Builder Engine",
+  "private": true,
   "type": "module",
   "main": "./dist/index.js",
   "types": "./dist/types/index.d.ts",

packages/templates/package.json

@@ -3,6 +3,7 @@
   "version": "0.11.0-alpha.2",
   "description": "Tanstack Application Builder Templates",
   "type": "module",
+  "private": true,
   "main": "./dist/index.js",
   "types": "./dist/types/index.d.ts",
   "scripts": {