fix hardcoded setfr in main file

profile.sh

@@ -258,8 +258,18 @@ if [[ $INTERACTIVE ]]; then
     trap 'timer_start' DEBUG
     PROMPT_COMMAND='set_prompt'
 
-    # Set default language
-    setfr
+    # Set default language from DEFAULT_LANG config key (set in [general]).
+    # The value must match one of the alias names defined in SET_LOCALE so that
+    # the corresponding set<alias> function exists after build_locale_shortcuts.
+    if [[ -n "${DEFAULT_LANG:-}" ]]; then
+        local _lang_fn="set${DEFAULT_LANG}"
+        if declare -F "$_lang_fn" >/dev/null 2>&1; then
+            "$_lang_fn"
+        else
+            disp W "DEFAULT_LANG '$DEFAULT_LANG' has no matching locale shortcut (check SET_LOCALE in profile.conf)."
+        fi
+        unset _lang_fn
+    fi
     showinfo && printf "\n"
     check_updates -q
     disp I "Profile version $PROFVERSION chargé..."