refactored code structure

Sources/Model/API/PingService.swift

@@ -0,0 +1,34 @@
+import Foundation
+
+enum PingService {
+    static func ping(hostname: String, apiKey: String) async -> Bool {
+        guard let url = URL(string: "https://\(hostname)/api/v2/ping") else {
+            print("❌ [PingService] Invalid URL for \(hostname)")
+            return false
+        }
+
+        var request = URLRequest(url: url)
+        request.httpMethod = "GET"
+        request.setValue(apiKey, forHTTPHeaderField: "X-API-KEY")
+        request.timeoutInterval = 10
+
+        do {
+            let (data, response) = try await URLSession.shared.data(for: request)
+            if let httpResponse = response as? HTTPURLResponse, httpResponse.statusCode != 200 {
+                if let responseString = String(data: data, encoding: .utf8) {
+                    print("❌ [PingService] HTTP \(httpResponse.statusCode): \(responseString)")
+                }
+                return false
+            }
+
+            if let result = try? JSONDecoder().decode([String: String].self, from: data), result["response"] == "pong" {
+                return true
+            } else {
+                return false
+            }
+        } catch {
+            print("❌ [PingService] Error pinging \(hostname): \(error)")
+            return false
+        }
+    }
+}