🔨(frontend) add room to ws signaling url

Add the room to the ws signaling url so that
the ingress controller can route the request
to the correct pod.

src/frontend/apps/impress/src/core/conf.ts

@@ -6,6 +6,10 @@ export const baseApiUrl = () => {
   return `${origin}${process.env.NEXT_PUBLIC_API_URL}`;
 };
 
-export const signalingUrl = () =>
-  process.env.NEXT_PUBLIC_SIGNALING_URL ||
-  (typeof window !== 'undefined' ? `wss://${window.location.host}/ws` : '');
+export const signalingUrl = (padId: string) => {
+  const base =
+    process.env.NEXT_PUBLIC_SIGNALING_URL ||
+    (typeof window !== 'undefined' ? `wss://${window.location.host}/ws` : '');
+
+  return `${base}/${padId}`;
+};

src/frontend/apps/impress/src/features/pads/pad-editor/stores/usePadStore.tsx

@@ -31,7 +31,8 @@ export const usePadStore = create<PadStore>((set) => ({
     }
 
     const provider = new WebrtcProvider(padId, doc, {
-      signaling: [signalingUrl()],
+      signaling: [signalingUrl(padId)],
+      maxConns: 5,
     });
 
     set(({ padsStore }) => {