feat: integrate durable chat voice transport and deployment assets

web/app.js

@@ -999,6 +999,13 @@ async function createRoom(token, attempt) {
 
 let connectionEpoch = 0;
 let tokenAbort = null;
+let voiceConversationId = null;
+function publishVoiceState(active) {
+    window.dispatchEvent(new CustomEvent('hope:voice-state', { detail: { active, conversation_id: voiceConversationId } }));
+}
+window.addEventListener('hope:conversation-selected', event => {
+    if ((room || connectionPromise) && event.detail?.conversation_id !== voiceConversationId) stopConversation();
+});
 function checkAttempt(attempt) {
     if (attempt !== connectionEpoch || !HopeAuth.user || HopeAuth.user.status !== "ready") throw new Error("Connection cancelled");
 }
@@ -1021,6 +1028,7 @@ function cleanupRoom() {
     document.querySelectorAll('[id^="audio-"]').forEach(el => el.remove());
     document.getElementById("audioUnlockBtn")?.remove();
     muteBtn.disabled = true; micMuted = false; updateMuteIcon();
+    publishVoiceState(false); voiceConversationId = null;
 }
 function stopConversation() {
     connectionEpoch++; tokenAbort?.abort(); tokenAbort = null; connectionPromise = null;
@@ -1034,6 +1042,9 @@ async function connectConversation() {
     if (connectionPromise) return connectionPromise;
     if (room && agentReady) return room;
     const attempt = ++connectionEpoch;
+    if (window.HopeChat?.running) throw new Error('Wait for the current response or stop it before starting voice.');
+    voiceConversationId = window.HopeChat?.conversationId || null;
+    publishVoiceState(true);
     startBtn.disabled = true; stopBtn.disabled = false;
     const promise = (async () => {
         try {
@@ -1142,8 +1153,10 @@ function updateMuteIcon() {
 async function fetchToken(attempt) {
     checkAttempt(attempt);
     tokenAbort = new AbortController();
-    const data = await HopeAuth.request("/token", { method: "POST", body: JSON.stringify({}), signal: tokenAbort.signal });
+    const data = await HopeAuth.request("/token", { method: "POST", body: JSON.stringify(voiceConversationId ? { conversation_id: voiceConversationId } : {}), signal: tokenAbort.signal });
     checkAttempt(attempt);
+    voiceConversationId = data.conversation_id || voiceConversationId;
+    publishVoiceState(true);
     if (!data.token || typeof data.token !== "string") throw new Error("Token endpoint did not return a room token");
     return data;
 }