fix(ui): avoid issue detail ref update loops

ui/src/components/MarkdownEditor.tsx

@@ -379,16 +379,6 @@ export const MarkdownEditor = forwardRef<MarkdownEditorRef, MarkdownEditorProps>
     return mentions.filter((m) => m.name.toLowerCase().includes(q)).slice(0, 8);
   }, [mentionState, mentions, slashCommands]);
 
-  const setEditorRef = useCallback((instance: MDXEditorMethods | null) => {
-    ref.current = instance;
-    if (instance) {
-      const v = valueRef.current;
-      echoIgnoreMarkdownRef.current = v;
-      instance.setMarkdown(v);
-      latestValueRef.current = v;
-    }
-  }, []);
-
   useImperativeHandle(forwardedRef, () => ({
     focus: () => {
       ref.current?.focus(undefined, { defaultSelection: "rootEnd" });
@@ -808,7 +798,7 @@ export const MarkdownEditor = forwardRef<MarkdownEditorRef, MarkdownEditorProps>
       onPasteCapture={handlePasteCapture}
     >
       <MDXEditor
-        ref={setEditorRef}
+        ref={ref}
         markdown={value}
         placeholder={placeholder}
         onChange={(next) => {

ui/src/components/ui/button.tsx

@@ -38,20 +38,24 @@ const buttonVariants = cva(
   }
 )
 
-function Button({
+const Button = React.forwardRef<
+  HTMLButtonElement,
+  React.ComponentProps<"button"> &
+    VariantProps<typeof buttonVariants> & {
+      asChild?: boolean
+    }
+>(function Button({
   className,
   variant = "default",
   size = "default",
   asChild = false,
   ...props
-}: React.ComponentProps<"button"> &
-  VariantProps<typeof buttonVariants> & {
-    asChild?: boolean
-  }) {
+}, ref) {
   const Comp = asChild ? Slot.Root : "button"
 
   return (
     <Comp
+      ref={ref}
       data-slot="button"
       data-variant={variant}
       data-size={size}
@@ -59,6 +63,8 @@ function Button({
       {...props}
     />
   )
-}
+})
+
+Button.displayName = "Button"
 
 export { Button, buttonVariants }