feat: Update project version to 11 and enhance BLE packet logging with RSSI and SNR information

lib/models/ble_packet_log.dart

@@ -9,6 +9,8 @@ class LogRxDataInfo {
   final List<String> embeddedStrings;
   final double entropy;
   final bool isLikelyEncrypted;
+  final double? snrDb;  // Signal-to-Noise Ratio in dB
+  final int? rssiDbm;   // Received Signal Strength Indicator in dBm
 
   LogRxDataInfo({
     this.airtimeMs,
@@ -17,6 +19,8 @@ class LogRxDataInfo {
     this.embeddedStrings = const [],
     required this.entropy,
     required this.isLikelyEncrypted,
+    this.snrDb,
+    this.rssiDbm,
   });
 
   /// Get sender public key as hex string (short)
@@ -30,6 +34,9 @@ class LogRxDataInfo {
 
   String get summary {
     final parts = <String>[];
+    if (rssiDbm != null) parts.add('RSSI:${rssiDbm}dBm');
+    final snr = snrDb;
+    if (snr != null) parts.add('SNR:${snr.toStringAsFixed(1)}dB');
     if (airtimeMs != null) parts.add('airtime:${airtimeMs}ms');
     if (ackCode != null) parts.add('ACK:$ackCode');
     if (senderKeyShort != null) parts.add('from:$senderKeyShort');

lib/screens/home_screen.dart

@@ -587,7 +587,7 @@ class _HomeScreenState extends State<HomeScreen>
                           Text(
                             '${deviceInfo.signalRssi}dBm',
                             style: TextStyle(
-                              fontSize: 12,
+                              fontSize: 14,
                               color: _getSignalColor(deviceInfo.signalRssi!),
                               fontWeight: FontWeight.w500,
                             ),

lib/screens/packet_log_screen.dart

@@ -515,6 +515,17 @@ class _PacketLogCard extends StatelessWidget {
                         icon: Icons.tag,
                         label: log.opcodeDescription,
                       ),
+                    // Show RSSI and SNR for LOG_RX_DATA packets
+                    if (log.logRxDataInfo?.rssiDbm != null)
+                      _InfoChip(
+                        icon: Icons.signal_cellular_alt,
+                        label: 'RSSI: ${log.logRxDataInfo!.rssiDbm} dBm',
+                      ),
+                    if (log.logRxDataInfo?.snrDb != null)
+                      _InfoChip(
+                        icon: Icons.waves,
+                        label: 'SNR: ${log.logRxDataInfo!.snrDb!.toStringAsFixed(1)} dB',
+                      ),
                   ],
                 ),
               ],

lib/services/ble/ble_response_handler.dart

@@ -392,10 +392,12 @@ class BleResponseHandler {
       final entropy = uniqueBytes / rawPacketData.length;
       final isLikelyEncrypted = entropy > 0.7;
 
-      // Create decoded info for packet log
+      // Create decoded info for packet log (includes SNR and RSSI)
       final logRxDataInfo = LogRxDataInfo(
         entropy: entropy,
         isLikelyEncrypted: isLikelyEncrypted,
+        snrDb: snrDb,
+        rssiDbm: rssiDbm,
       );
 
       // Update the most recent packet log entry