Refonte UI : paramètres en onglets, nouvelle publication en 4 étapes

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_017ADkrVcVFTT14hbB148HYS

client/src/pages/image-editor.tsx

@@ -510,7 +510,7 @@ export default function ImageEditor() {
                         onClick={() => saveImageMutation.mutate()}
                         disabled={saveImageMutation.isPending}
                       >
-                        <Save className="w-4 h-4 mr-2" />
+                        <Save className="w-4 h-4" />
                         {saveImageMutation.isPending ? "Enregistrement..." : "Enregistrer"}
                       </Button>
                     </div>