Simple handlebars test added (old usage)

package.json

@@ -1,9 +1,6 @@
 {
   "name": "@rollup-apps/plugin-html",
   "version": "0.0.1",
-  "publishConfig": {
-    "access": "public"
-  },
   "description": "Creates HTML files to serve Rollup bundles",
   "license": "MIT",
   "repository": {
@@ -24,7 +21,8 @@
     "import": "./dist/es/index.js"
   },
   "publishConfig": {
-    "registry": "https://npm.cerxes.net"
+    "registry": "https://npm.cerxes.net",
+    "access": "public"
   },
   "scripts": {
     "build": "rollup -c",
@@ -73,7 +71,8 @@
     "rollup-plugin-delete": "^2.0.0",
     "@babel/preset-typescript": "^7.21.4",
     "nyc": "^15.1.0",
-    "lint-staged": "^13.2.1"
+    "lint-staged": "^13.2.1",
+    "handlebars": "^4.7.7"
   },
   "types": "./types/index.d.ts",
   "ava": {