perf: migrate chat rendering to virtua (#1651)

* refactor: migrate chat history virtualization to virtua

* refactor: render loaded chat history directly

* refactor: finish virtua migration

* perf: defer tool body rendering

* perf: queue deferred tool body mounts

* perf: quiet and defer markdown file probes

* perf: defer markdown code highlighting

* perf: stabilize markdown plugin lists

* perf: defer mermaid markdown rendering

* perf: delay markdown file reference annotation

* perf: attach markdown table listeners on demand

* perf: trim markdown render overhead

packages/ui/src/components/views/FilesView.tsx

@@ -3789,11 +3789,12 @@ export const FilesView: React.FC<FilesViewProps> = ({ mode = 'full' }) => {
                   </div>
                 }
               >
-                <SimpleMarkdownRenderer
-                  content={fileContent}
-                  className="typography-markdown-body"
-                  stripFrontmatter
-                />
+                <SimpleMarkdownRenderer
+                  content={fileContent}
+                  className="typography-markdown-body"
+                  stripFrontmatter
+                  enableFileReferences={false}
+                />
               </ErrorBoundary>
             </div>
           ) : selectedFile && isHtml && htmlViewMode === 'preview' ? (
@@ -4129,11 +4130,12 @@ export const FilesView: React.FC<FilesViewProps> = ({ mode = 'full' }) => {
                   </div>
                 }
               >
-                <SimpleMarkdownRenderer
-                  content={fileContent}
-                  className="typography-markdown-body"
-                  stripFrontmatter
-                />
+                <SimpleMarkdownRenderer
+                  content={fileContent}
+                  className="typography-markdown-body"
+                  stripFrontmatter
+                  enableFileReferences={false}
+                />
               </ErrorBoundary>
             </div>
           ) : canUseShikiFileView && textViewMode === 'view' ? (