fix: apply prettier formatting and rebuild assets

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: carlosescri

assets/js/phoenix_live_view/dom.ts

@@ -706,7 +706,9 @@ const DOM = {
   isFormAssociatedCustomElement(el: Element | EventTarget | null): boolean {
     if (!(el instanceof HTMLElement) || !el.localName) return false;
     const ctor = customElements.get(el.localName);
-    return !!ctor && (ctor as { formAssociated?: boolean }).formAssociated === true;
+    return (
+      !!ctor && (ctor as { formAssociated?: boolean }).formAssociated === true
+    );
   },
 
   syncAttrsToProps(el) {

priv/static/phoenix_live_view.cjs.js

@@ -891,6 +891,19 @@ var LiveView = (() => {
       }
       return el instanceof HTMLInputElement || el instanceof HTMLSelectElement || el instanceof HTMLTextAreaElement || el instanceof HTMLButtonElement;
     },
+    /**
+     * Returns true if the element is a Form-Associated Custom Element (FACE).
+     * Unlike native inputs, FACEs store their value in ElementInternals (via
+     * setFormValue), not in DOM attributes or children. Their light-DOM
+     * children and slotted elements must be patched normally by morphdom even
+     * while the element has focus.
+     */
+    isFormAssociatedCustomElement(el) {
+      if (!(el instanceof HTMLElement) || !el.localName)
+        return false;
+      const ctor = customElements.get(el.localName);
+      return !!ctor && ctor.formAssociated === true;
+    },
     syncAttrsToProps(el) {
       if (el instanceof HTMLInputElement && CHECKABLE_INPUTS.indexOf(el.type.toLocaleLowerCase()) >= 0) {
         el.checked = el.getAttribute("checked") !== null;
@@ -2602,6 +2615,14 @@ removing illegal node: "${("outerHTML" in childNode && childNode.outerHTML || ch
               return false;
             }
             if (isFocusedFormEl && fromEl.type !== "hidden" && !focusedSelectChanged) {
+              if (dom_default.isFormAssociatedCustomElement(fromEl)) {
+                this.trackBeforeUpdated(fromEl, toEl);
+                dom_default.mergeAttrs(fromEl, toEl);
+                dom_default.syncAttrsToProps(fromEl);
+                updates.push(fromEl);
+                dom_default.applyStickyOperations(fromEl);
+                return fromEl;
+              }
               this.trackBeforeUpdated(fromEl, toEl);
               dom_default.mergeFocusedInput(fromEl, toEl);
               dom_default.syncAttrsToProps(fromEl);