fix: delete singleton renderer on channel delete

src/context/revoltjs/events.ts

@@ -1,7 +1,10 @@
 import { Client } from "revolt.js/dist";
+import { Server } from "revolt.js/dist/maps/Servers";
 
 import { StateUpdater } from "preact/hooks";
 
+import { deleteRenderer } from "../../lib/renderer/Singleton";
+
 import Auth from "../../mobx/stores/Auth";
 
 import { resetMemberSidebarFetched } from "../../components/navigation/right/MemberSidebar";
@@ -28,6 +31,18 @@ export function registerEvents(
             auth.logout();
             setStatus(ClientStatus.READY);
         },
+
+        "channel/delete": (channel_id: string) => {
+            deleteRenderer(channel_id);
+        },
+
+        "server/delete": (_, server: Server) => {
+            if (server) {
+                for (const channel_id of server.channel_ids) {
+                    deleteRenderer(channel_id);
+                }
+            }
+        },
     };
 
     if (import.meta.env.DEV) {