fix(ci): fix flaky test timeout and remove unsupported windows/386 build

- Increase WebSocket test timeout from 500ms to 3s to prevent CI flakiness
- Remove windows/386 target from build-web job (modernc.org/sqlite doesn't support it)

Author: 777genius

.github/workflows/build-desktop.yml

@@ -282,10 +282,6 @@ jobs:
           GOOS=windows GOARCH=amd64 go build -ldflags="-s -w" \
             -o dist/network-debugger-web_windows_amd64.exe ./cmd/network-debugger-web
 
-          echo "Building for windows/386..."
-          GOOS=windows GOARCH=386 go build -ldflags="-s -w" \
-            -o dist/network-debugger-web_windows_386.exe ./cmd/network-debugger-web
-
           echo "Building for windows/arm64..."
           GOOS=windows GOARCH=arm64 go build -ldflags="-s -w" \
             -o dist/network-debugger-web_windows_arm64.exe ./cmd/network-debugger-web
@@ -301,7 +297,6 @@ jobs:
 
           # Create zip for Windows
           zip network-debugger-web_windows_amd64.zip network-debugger-web_windows_amd64.exe
-          zip network-debugger-web_windows_386.zip network-debugger-web_windows_386.exe
           zip network-debugger-web_windows_arm64.zip network-debugger-web_windows_arm64.exe
 
           # List all archives

internal/infrastructure/httpapi/http_monitor_ws_test.go

@@ -22,7 +22,7 @@ func TestMonitorHub_HandleWS_BasicUpgradeAndClose(t *testing.T) {
 	}
 	// после подключения пошлём событие и убедимся, что оно доезжает
 	hub.Broadcast(domain.MonitorEvent{Type: "test", ID: "1"})
-	_ = c.SetReadDeadline(time.Now().Add(500 * time.Millisecond))
+	_ = c.SetReadDeadline(time.Now().Add(3 * time.Second))
 	_, msg, err := c.ReadMessage()
 	if err != nil || len(msg) == 0 {
 		t.Fatalf("expected message from hub, err=%v", err)