debug: Add WebSocket message validation debugging

**Motivations :**
- Debug why handshake messages are being filtered by validator
- Understand WebSocket message structure and validation errors

**Modifications :**
- Added detailed logging for raw WebSocket messages
- Added validation result logging
- Enhanced error reporting for invalid messages

**Pages affectées :**
- src/websockets.ts - Enhanced WebSocket debugging

src/services/service.ts

@@ -2116,7 +2116,7 @@ export default class Services {
         spAddressType: typeof handshakeMsg.sp_address,
         spAddressLength: handshakeMsg.sp_address?.length
       });
-      
+
       if (handshakeMsg.sp_address) {
         this.updateRelay(url, handshakeMsg.sp_address);
         this.relayAddresses[url] = handshakeMsg.sp_address;

src/websockets.ts

@@ -28,9 +28,15 @@ export async function initWebsocket(url: string) {
         if (typeof msgData === 'string') {
           try {
             // Valider le message avant traitement
+            console.log('🔍 DEBUG: Raw WebSocket message:', msgData);
             const validation = messageValidator.validateWebSocketMessage(msgData);
+            console.log('🔍 DEBUG: Validation result:', validation);
 
             if (!validation.isValid) {
+              console.warn('⚠️ Invalid WebSocket message received:', {
+                errors: validation.errors,
+                messagePreview: msgData.substring(0, 100)
+              });
               secureLogger.warn('Invalid WebSocket message received', {
                 component: 'WebSocket',
                 operation: 'message_validation',