Resolve unknown user display in announcements for better clarity

Fix user lookup in announcement messages to correctly display user names by selecting specific user fields and handling missing name data.

Replit-Commit-Author: Agent
Replit-Commit-Session-Id: cc2d271b-82f0-4d6a-9302-a0b067ffb429
Replit-Commit-Checkpoint-Type: full_checkpoint

cookies.txt

@@ -2,4 +2,4 @@
 # https://curl.se/docs/http-cookies.html
 # This file was generated by libcurl! Edit at your own risk.
 
-#HttpOnly_localhost	FALSE	/	FALSE	1755533549	connect.sid	s%3AGRBodJanN_-I3rKEedKB2fTigAi5MCxd.DwfSaA4EL79Luvbib4T399slEhtQV%2Fw%2FbjUwjRGRU3g
+#HttpOnly_localhost	FALSE	/	FALSE	1755605723	connect.sid	s%3ACov8_pfNqv88m49wXnNRMMB9qKTsrX3G.9SOytNH27UGOgSWZYqMh3woyqSU8TmCaQrbcNDRP9P0

server/routes.ts

@@ -3170,15 +3170,28 @@ RÉSUMÉ DU SCAN
               try {
                 // En production, createdBy est varchar, donc chercher par username
                 console.log('🔍 [PRODUCTION] Looking for user with username:', message.createdBy);
-                const [userResult] = await db.select().from(users).where(eq(users.username, message.createdBy));
+                const [userResult] = await db.select({
+                  id: users.id,
+                  username: users.username,
+                  firstName: users.firstName,
+                  lastName: users.lastName,
+                  name: users.name
+                }).from(users).where(eq(users.username, message.createdBy));
                 console.log('🔍 [PRODUCTION] User search result:', userResult ? 'Found' : 'Not found');
                 if (userResult) {
+                  // Utiliser name s'il existe, sinon firstName + lastName, sinon username
+                  const displayName = userResult.name || 
+                    (userResult.firstName && userResult.lastName ? `${userResult.firstName} ${userResult.lastName}` : '') ||
+                    userResult.username;
+                  
                   author = {
                     id: userResult.id,
-                    firstName: userResult.firstName || 'Utilisateur',
-                    lastName: userResult.lastName || 'Inconnu',
+                    firstName: userResult.firstName || displayName.split(' ')[0] || userResult.username,
+                    lastName: userResult.lastName || displayName.split(' ').slice(1).join(' ') || '',
                     username: userResult.username
                   };
+                } else {
+                  console.warn('❌ [PRODUCTION] User not found with username:', message.createdBy);
                 }
               } catch (e) {
                 console.warn('❌ [PRODUCTION] Could not fetch author for message:', message.id, e);