Add observability for LLM topic context inclusion (#1038)

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: thomasnordquist <7721625+thomasnordquist@users.noreply.github.com>
Co-authored-by: Thomas Nordquist <thomasnordquist@users.noreply.github.com>

app/src/components/Demo/Key.tsx

@@ -24,20 +24,20 @@ class Key extends React.Component<Props, {}> {
 
 const style = (theme: Theme) => ({
   keyStyle: {
-    display: 'inline-block' as 'inline-block',
+    display: 'inline-block' as const,
     width: '1em',
     height: '1em',
     backgroundColor: '#bbb',
     borderRadius: '10%',
-    verticalAlign: 'middle' as 'middle',
-    textAlign: 'center' as 'center',
+    verticalAlign: 'middle' as const,
+    textAlign: 'center' as const,
     textShadow: '1px 1px rgba(255,255,255,0.45)',
     boxShadow: '0.08em 0.15em 0.01em 0px rgba(100,100,100,0.75)',
   },
   keyTextStyle: {
     marginTop: '0.65em',
     fontSize: '0.4em',
-    fontWeight: 'bold' as 'bold',
+    fontWeight: 'bold' as const,
   },
 })