Add author/homepage metadata required for deb build

package.json

@@ -1,7 +1,7 @@
 {
   "name": "proxmox-spice-client",
   "version": "1.0.0",
-  "description": "VDI SPICE Client für Proxmox",
+  "description": "VDI SPICE Client f\u00fcr Proxmox",
   "main": "src/main.js",
   "scripts": {
     "start": "electron .",
@@ -22,15 +22,30 @@
       "output": "dist"
     },
     "linux": {
-      "target": ["AppImage", "deb"],
+      "target": [
+        "AppImage",
+        "deb"
+      ],
       "category": "Network",
       "icon": "assets/icon.png"
     },
     "deb": {
-      "depends": ["libgtk-3-0", "libnotify4", "libnss3", "libxss1", "libxtst6", "xdg-utils", "libatspi2.0-0", "libuuid1", "virt-viewer"]
+      "depends": [
+        "libgtk-3-0",
+        "libnotify4",
+        "libnss3",
+        "libxss1",
+        "libxtst6",
+        "xdg-utils",
+        "libatspi2.0-0",
+        "libuuid1",
+        "virt-viewer"
+      ]
     },
     "win": {
-      "target": ["nsis"],
+      "target": [
+        "nsis"
+      ],
       "icon": "assets/icon.ico"
     },
     "nsis": {
@@ -41,8 +56,15 @@
       "warningsAsErrors": false
     },
     "mac": {
-      "target": ["dmg"],
+      "target": [
+        "dmg"
+      ],
       "icon": "assets/icon.icns"
     }
-  }
+  },
+  "author": {
+    "name": "HackerSoft Oldenburg",
+    "email": "stefanhacker@gmx.de"
+  },
+  "homepage": "https://git.hacker-net.de/Aria-Software/proxmox-spice-client"
 }