chore: adjust package.json

Author: w2xi

package.json

@@ -2,6 +2,10 @@
   "name": "treei",
   "version": "1.2.9",
   "description": "a directory structure tree generator",
+  "publishConfig": {
+    "access": "public",
+    "registry": "https://registry.npmjs.org/"
+  },
   "repository": {
     "url": "https://github.com/w2xi/treei"
   },
@@ -25,6 +29,9 @@
     "tree",
     "tree structure"
   ],
+  "files": [
+    "dist"
+  ],
   "author": "w2xi",
   "license": "MIT",
   "devDependencies": {