format: Apply Prettier to existing codebase

Formatting-only changes across all component and story files.
No logic or behaviour changes — only whitespace, line breaks, and trailing commas.

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

src/components/organisms/PackageDetail/PackageDetail.tsx

@@ -155,15 +155,14 @@ export const PackageDetail = React.forwardRef<HTMLDivElement, PackageDetailProps
           <Typography variant="h3" component="h2">
             {name}
           </Typography>
-          <Typography
-            variant="h5"
-            sx={{ mt: 0.5, color: 'primary.main', fontWeight: 600 }}
-          >
+          <Typography variant="h5" sx={{ mt: 0.5, color: 'primary.main', fontWeight: 600 }}>
             ${price.toLocaleString('en-AU')}
           </Typography>
 
           {/* CTA buttons */}
-          <Box sx={{ display: 'flex', flexDirection: { xs: 'column', sm: 'row' }, gap: 1.5, mt: 2.5 }}>
+          <Box
+            sx={{ display: 'flex', flexDirection: { xs: 'column', sm: 'row' }, gap: 1.5, mt: 2.5 }}
+          >
             <Button
               variant="contained"
               size="large"
@@ -198,9 +197,7 @@ export const PackageDetail = React.forwardRef<HTMLDivElement, PackageDetailProps
           ))}
 
           {/* Total — separates included content from extras */}
-          {total != null && (
-            <LineItem name="Total" price={total} variant="total" />
-          )}
+          {total != null && <LineItem name="Total" price={total} variant="total" />}
 
           {/* Extras — additional cost items after the total */}
           {extras && extras.items.length > 0 && (