WIP plugins: load theme on client side

shared/models/server/server-config.model.ts

@@ -1,13 +1,17 @@
 import { NSFWPolicyType } from '../videos/nsfw-policy.type'
 import { ClientScript } from '../plugins/plugin-package-json.model'
 
-export type ServerConfigPlugin = {
+export interface ServerConfigPlugin {
   name: string
   version: string
   description: string
   clientScripts: { [name: string]: ClientScript }
 }
 
+export interface ServerConfigTheme extends ServerConfigPlugin {
+  css: string[]
+}
+
 export interface ServerConfig {
   serverVersion: string
   serverCommit?: string
@@ -29,7 +33,7 @@ export interface ServerConfig {
   }
 
   theme: {
-    registered: ServerConfigPlugin[]
+    registered: ServerConfigTheme[]
     default: string
   }