feat(platforms): added platform support (#67)

Now libraries can be assigned to platforms in the admin section.
Games will be assigned to libraries on scanning.

Resolves grimsi/gameyfin#31

Co-authored-by: shawly <shawlyde@gmail.com>

frontend/package.json

@@ -1,6 +1,6 @@
 {
   "name": "frontend",
-  "version": "1.2.5-SNAPSHOT",
+  "version": "1.3.0-SNAPSHOT",
   "scripts": {
     "ng": "ng",
     "start": "ng serve",