fixed typographic traitment, moved js alog to header defer script for speed, no more flickering

web/themes/custom/leshed/leshed.libraries.yml

@@ -1,13 +1,32 @@
 # Main theme library.
 global:
   js:
-    assets/dist/main.js: {}
+    # defer : s'exécute après titles.js (defer dans le head), ordre du document.
+    assets/dist/main.js:
+      attributes:
+        defer: true
     # assets/js/main.js: {}
   css:
     theme:
       assets/dist/main.css: {}
       # assets/scss/main.css: {}
 
+# Rendu typographique des titres, au plus tôt (voir assets/js/titles.js).
+titles:
+  header: true
+  js:
+    assets/dist/titles.js:
+      attributes:
+        defer: true
+
+titles_hmr:
+  header: true
+  js:
+    http://localhost:5173/assets/js/titles.js:
+      type: external
+      attributes:
+        type: module
+
 vitehmr:
   js:
     http://localhost:5173/@vite/client: