Show ASCII translation for each hex line

lib/services/protocol_blocking_service.dart

@@ -166,7 +166,23 @@ class ProtocolBlockingService {
     // If this is hex data and we're tracking a peer packet
     else if (packetLine.contains('0x') && _currentPeerIP != null) {
       _currentPacketHex.add(packetLine);
-      print('📦 HEX LINE: $packetLine');
+      
+      // Extract and show ASCII for this hex line
+      final hexPattern = RegExp(r'0x[0-9a-f]+:\s*([0-9a-f\s]+)', caseSensitive: false);
+      final match = hexPattern.firstMatch(packetLine);
+      if (match != null) {
+        final hexData = match.group(1)?.replaceAll(' ', '') ?? '';
+        String ascii = '';
+        for (int i = 0; i < hexData.length; i += 2) {
+          if (i + 1 < hexData.length) {
+            final byte = int.tryParse(hexData.substring(i, i + 2), radix: 16) ?? 0;
+            ascii += (byte >= 32 && byte <= 126) ? String.fromCharCode(byte) : '.';
+          }
+        }
+        print('📦 HEX LINE: $packetLine | ASCII: $ascii');
+      } else {
+        print('📦 HEX LINE: $packetLine');
+      }
     }
   }