初始提交：短剧库源码（含转码优化 ultrafast）

internal/app/ui_network.go

@@ -0,0 +1,13 @@
+package app
+
+import (
+	"net/http"
+)
+
+func (a *UIApp) handleNetworkCheck(writer http.ResponseWriter, request *http.Request) {
+	if request.Method != http.MethodPost {
+		writeJSON(writer, http.StatusMethodNotAllowed, map[string]string{"error": "method not allowed"})
+		return
+	}
+	writeJSON(writer, http.StatusOK, map[string]any{"data": a.networkCheckResults(request.Context())})
+}