Log idevice to the documents directory

StikJIT/StikJITApp.swift

@@ -51,6 +51,10 @@ struct HeartbeatApp: App {
                             }
                             return
                         }
+                        var log_path = URL.documentsDirectory.appendingPathComponent("idevice_log.txt").path.utf8CString
+                        log_path.withUnsafeMutableBufferPointer { buffer in
+                            idevice_init_logger(Debug, Debug, buffer.baseAddress)
+                        }
                         startProxy() { result, error in
                             if result {
                                 checkVPNConnection() { result, vpn_error in

StikJIT/idevice/heartbeat.c

@@ -14,7 +14,6 @@
 void startHeartbeat(IdevicePairingFile* pairing_file, TcpProviderHandle** provider, int* heartbeatSessionId, HeartbeatCompletionHandlerC completion, LogFuncC logger) {
     int currentSessionId = *heartbeatSessionId;
     logger("DEBUG: Initializing logger...");
-    idevice_init_logger(Debug, Disabled, NULL);
     
     struct sockaddr_in addr;
     memset(&addr, 0, sizeof(addr));