fix(stats): open game detail pages from stat lists, perfect games clickable

Add perfect games click-through on the dashboard. Remove Steam store
links from game lists. Stat numbers with count 0 are not clickable.
Tests cover the perfect-games click, zero guards, and owner versus
visitor behavior.

src/pages/PointsPage.jsx

@@ -203,7 +203,7 @@ function LockedProgress({item, progress}) {
     const text = t(`POINTS.PROGRESS.${item.track}`, {count, target: item.target});
     // Playtime months compare two numbers: no list of games shows them.
     const target = useDrillTarget({
-        params: item.track === 'PLAY_MORE_MONTHS' ? null : {track: item.track}, title: t(`POINTS.ITEMS.${item.code}`),
+        params: item.track === 'PLAY_MORE_MONTHS' ? null : {track: item.track}, title: t(`POINTS.ITEMS.${item.code}`), count,
     });
     const className = 'flex w-40 shrink-0 flex-col gap-1 text-xs text-muted-foreground';
     const Wrapper = target ? 'button' : 'div';