Merge remote-tracking branch 'origin/master'

svc/routes/user_detail.go

@@ -251,6 +251,13 @@ func handleUserUpdate(db *sql.DB, w http.ResponseWriter, r *http.Request, userID
 		return
 	}
 
+	// Keep mk_mail in sync for downstream mail mapping screens.
+	if err := ensureMkMail(tx, payload.Email); err != nil {
+		log.Printf("ERROR [UserDetail] ensureMkMail failed user_id=%d email=%q err=%v", userID, payload.Email, err)
+		http.Error(w, "Mail kaydi guncellenemedi", http.StatusInternalServerError)
+		return
+	}
+
 	if _, err := tx.Exec(`DELETE FROM dfrole_usr WHERE dfusr_id = $1`, userID); err != nil {
 		log.Printf("❌ [UserDetail] delete roles failed user_id=%d err=%v", userID, err)
 		http.Error(w, "Roller temizlenemedi", http.StatusInternalServerError)