Align host integrations with current API recommendations

src/modules/AbstractObsidianModule.ts

@@ -2,7 +2,11 @@ import type { LiveSyncCore } from "@/main";
 import type ObsidianLiveSyncPlugin from "@/main";
 import { AbstractModule } from "./AbstractModule.ts";
 
-export abstract class AbstractObsidianModule extends AbstractModule {
+export abstract class AbstractObsidianModule extends AbstractModule<LiveSyncCore> {
+    override get services() {
+        return this.core.services;
+    }
+
     get app() {
         return this.plugin.app;
     }