storybook component fixes and improvements

- Add @storybook/addon-actions for action logging in stories
- Add onTestCapability callback to ExperimentalFeaturesPanel
- Use CopyButton overlay in ResourcePreviewPanel and ResultPanel
- Replace includeContext checkbox with badge in SamplingRequestPanel
- Add LongServerName story for ServerCard
- Fix long tool name overflow with truncation and contained Paper variant
- Add optional title prop to ToolListItem and ToolDetailPanel
- Move tool annotations from list to detail panel form
- Vertically center static text in ResourceTemplateInput
- Fix InlineError blank space when no details

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

clients/web/src/components/organisms/ToolsScreen/ToolsScreen.tsx

@@ -60,7 +60,7 @@ export function ToolsScreen({
       </Grid.Col>
 
       <Grid.Col span={5}>
-        <Paper withBorder p="md">
+        <Paper withBorder p="md" variant="contained">
           {selectedTool ? (
             <ToolDetailPanel {...selectedTool} />
           ) : (