Add Microsoft related publishing files and update .gitignore, package.json

.gitignore

@@ -11,6 +11,8 @@ package-lock.json
 auth.json
 musickit.js
 
+# Microsoft Store Package Configs
+msft-package.json
 
 ## Node GitIgnore ##
 
@@ -305,4 +307,4 @@ GitHub.sublime-settings
 
 #Service Worker mappings
 src/renderer/sw.js.map
-src/renderer/workbox-962786f2.js.map
+src/renderer/workbox-962786f2.js.map

package.json

@@ -17,6 +17,7 @@
     "start": "electron . --enable-accelerated-mjpeg-decode --enable-accelerated-video --disable-gpu-driver-bug-workarounds --ignore-gpu-blacklist --enable-native-gpu-memory-buffers",
     "pack": "electron-builder --dir",
     "dist": "electron-builder",
+    "publish": "electron-builder -c msft-package.json",
     "postinstall": "electron-builder install-app-deps"
   },
   "dependencies": {
@@ -117,6 +118,9 @@
       ],
       "icon": "resources/icons/icon.ico"
     },
+    "directories": {
+      "buildResources": "."
+    },
     "mac": {
       "icon": "./resources/icons/icon.icns",
       "category": "public.app-category.music",