diff --git a/build/test/prepare-plugin.sh b/build/test/prepare-plugin.sh
index a014e0e..badc70d 100755
--- a/build/test/prepare-plugin.sh
+++ b/build/test/prepare-plugin.sh
@@ -14,11 +14,29 @@ else
 fi
 
 # Build
-cd .. && git clone -b ${GIT_BRANCH} https://github.com/mattermost/mattermost-plugin-calls && \
-cd mattermost-plugin-calls && \
-git fetch --tags && \
-cd standalone && npm ci && cd .. && \
-cd webapp && npm ci && cd .. && \
+cd ..
+if [ -d "mattermost-plugin-calls" ]; then
+  echo "Directory mattermost-plugin-calls already exists, using existing checkout"
+  cd mattermost-plugin-calls
+  git fetch origin
+  git checkout ${GIT_BRANCH}
+  git pull origin ${GIT_BRANCH}
+else
+  git clone -b ${GIT_BRANCH} https://github.com/mattermost/mattermost-plugin-calls
+  cd mattermost-plugin-calls
+fi
+git fetch --tags
+
+# Ensure mattermost-webapp dependencies are set up
+if [ ! -d "webapp/mattermost-webapp" ]; then
+  echo "mattermost-webapp directory not found, running install_mattermost_webapp.sh"
+  cd webapp && ./install_mattermost_webapp.sh && cd ..
+else
+  echo "mattermost-webapp directory exists, skipping install_mattermost_webapp.sh"
+fi
+
+cd standalone && npm install && cd .. && \
+cd webapp && npm install && cd .. && \
 echo "replace github.com/mattermost/rtcd => ../rtcd" >> go.mod && \
 go mod tidy && \
 make dist MM_SERVICESETTINGS_ENABLEDEVELOPER=true
diff --git a/client/client.go b/client/client.go
index 04482e7..cb49bba 100644
--- a/client/client.go
+++ b/client/client.go
@@ -44,6 +44,13 @@ const (
 	WSCallLoweredHandEvent    EventType = "WSCallLoweredHand"
 	WSCallScreenOnEvent       EventType = "WSCallScreenOn"
 	WSCallScreenOffEvent      EventType = "WSCallScreenOff"
+
+	// Host control events
+	WSCallHostMuteEvent      EventType = "WSCallHostMute"
+	WSCallHostScreenOffEvent EventType = "WSCallHostScreenOff"
+	WSCallHostLowerHandEvent EventType = "WSCallHostLowerHand"
+	WSCallHostRemovedEvent   EventType = "WSCallHostRemoved"
+	WSCallUserReactedEvent   EventType = "WSCallUserReacted"
 )
 
 func (e EventType) IsValid() bool {
@@ -58,6 +65,9 @@ func (e EventType) IsValid() bool {
 		WSCallUnmutedEvent, WSCallMutedEvent,
 		WSCallRaisedHandEvent, WSCallLoweredHandEvent,
 		WSCallScreenOnEvent, WSCallScreenOffEvent,
+		WSCallHostMuteEvent, WSCallHostScreenOffEvent,
+		WSCallHostLowerHandEvent, WSCallHostRemovedEvent,
+		WSCallUserReactedEvent,
 		WSCallJobStateEvent,
 		WSJobStopEvent:
 		return true
diff --git a/client/websocket.go b/client/websocket.go
index e5c60f9..9c7ddbc 100644
--- a/client/websocket.go
+++ b/client/websocket.go
@@ -59,6 +59,12 @@ const (
 	wsEventUserScreenOn    = wsEvPrefix + "user_screen_on"
 	wsEventUserScreenOff   = wsEvPrefix + "user_screen_off"
 	wsEventUserReacted     = wsEvPrefix + "user_reacted"
+
+	// Host control events
+	wsEventHostMute      = wsEvPrefix + "host_mute"
+	wsEventHostScreenOff = wsEvPrefix + "host_screen_off"
+	wsEventHostLowerHand = wsEvPrefix + "host_lower_hand"
+	wsEventHostRemoved   = wsEvPrefix + "host_removed"
 )
 
 var (
@@ -297,6 +303,68 @@ func (c *Client) handleWSMsg(msg ws.Message) error {
 				evType = WSCallScreenOffEvent
 			}
 			c.emit(evType, sessionID)
+		case wsEventHostMute:
+			channelID := ev.GetBroadcast().ChannelId
+			if channelID == "" {
+				channelID, _ = ev.GetData()["channelID"].(string)
+			}
+			if channelID != c.cfg.ChannelID {
+				return nil
+			}
+			sessionID, _ := ev.GetData()["session_id"].(string)
+			if sessionID == "" {
+				return fmt.Errorf("missing session_id from %s event", ev.EventType())
+			}
+			c.emit(WSCallHostMuteEvent, sessionID)
+		case wsEventHostScreenOff:
+			channelID := ev.GetBroadcast().ChannelId
+			if channelID == "" {
+				channelID, _ = ev.GetData()["channelID"].(string)
+			}
+			if channelID != c.cfg.ChannelID {
+				return nil
+			}
+			sessionID, _ := ev.GetData()["session_id"].(string)
+			if sessionID == "" {
+				return fmt.Errorf("missing session_id from %s event", ev.EventType())
+			}
+			c.emit(WSCallHostScreenOffEvent, sessionID)
+		case wsEventHostLowerHand:
+			channelID := ev.GetBroadcast().ChannelId
+			if channelID == "" {
+				channelID, _ = ev.GetData()["channelID"].(string)
+			}
+			if channelID != c.cfg.ChannelID {
+				return nil
+			}
+			sessionID, _ := ev.GetData()["session_id"].(string)
+			if sessionID == "" {
+				return fmt.Errorf("missing session_id from %s event", ev.EventType())
+			}
+			c.emit(WSCallHostLowerHandEvent, sessionID)
+		case wsEventHostRemoved:
+			channelID := ev.GetBroadcast().ChannelId
+			if channelID == "" {
+				channelID, _ = ev.GetData()["channelID"].(string)
+			}
+			if channelID != c.cfg.ChannelID {
+				return nil
+			}
+			sessionID, _ := ev.GetData()["session_id"].(string)
+			if sessionID == "" {
+				return fmt.Errorf("missing session_id from %s event", ev.EventType())
+			}
+			c.emit(WSCallHostRemovedEvent, sessionID)
+		case wsEventUserReacted:
+			channelID := ev.GetBroadcast().ChannelId
+			if channelID == "" {
+				channelID, _ = ev.GetData()["channelID"].(string)
+			}
+			if channelID != c.cfg.ChannelID {
+				return nil
+			}
+			// User reactions don't require session_id validation since they're broadcast events
+			c.emit(WSCallUserReactedEvent, ev.GetData())
 		default:
 		}
 	case ws.BinaryMessage: