feat(ui-flow): IPC for DM voice and group member add/remove

Handlers for end-dm-voice, accept-dm-voice, add/remove-group-dm-member.

index.js

@@ -1851,6 +1851,19 @@ async function dispatchUiMessage (platform, msg, hooks = {}) {
   if (t === 'start-dm-voice') {
     const out = await platform.startDmVoiceCall()
     send({ type: 'dm-voice-call-started', ...out })
+    pushState()
+    return true
+  }
+  if (t === 'end-dm-voice') {
+    const out = await platform.endDmVoiceCall(msg.reason || 'ended')
+    send({ type: 'dm-voice-call-ended', ...out })
+    pushState()
+    return true
+  }
+  if (t === 'accept-dm-voice') {
+    const out = await platform.acceptDmVoiceCall()
+    send({ type: 'dm-voice-call-accepted', ...out })
+    pushState()
     return true
   }
   if (t === 'start-dm-video') {
@@ -1877,6 +1890,25 @@ async function dispatchUiMessage (platform, msg, hooks = {}) {
     }
     return true
   }
+  if (t === 'add-group-dm-member') {
+    await platform.addGroupDmMember({
+      channelId: msg.channelId,
+      peerUserId: msg.peerUserId
+    })
+    pushState()
+    if (platform.activeChannelId) {
+      send({ type: 'composer-focus-channel', channelId: platform.activeChannelId })
+    }
+    return true
+  }
+  if (t === 'remove-group-dm-member') {
+    await platform.removeGroupDmMember({
+      channelId: msg.channelId,
+      peerUserId: msg.peerUserId
+    })
+    pushState()
+    return true
+  }
   if (t === 'typing-start' || t === 'typing') {
     log.debug('typing.ipc', {
       channelId: platform.activeChannelId,