Add forge as a dependency

Electron forge is used for packaging and publishing electron apps

package.json

@@ -4,6 +4,9 @@
   "description": "tutorial app",
   "main": "main.js",
   "scripts": {
+    "start": "electron-forge start",
+    "package": "electron-forge package",
+    "make": "electron-forge make",
     "launch": "electron .",
     "test": "echo \"Error: no test specified\" && exit 1"
   },
@@ -14,6 +17,14 @@
   "author": "nga",
   "license": "ISC",
   "devDependencies": {
+    "@electron-forge/cli": "^6.0.5",
+    "@electron-forge/maker-deb": "^6.0.5",
+    "@electron-forge/maker-rpm": "^6.0.5",
+    "@electron-forge/maker-squirrel": "^6.0.5",
+    "@electron-forge/maker-zip": "^6.0.5",
     "electron": "^23.0.0"
+  },
+  "dependencies": {
+    "electron-squirrel-startup": "^1.0.0"
   }
 }