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/PublicProfilePage.test.jsx

@@ -290,4 +290,69 @@ describe('PublicProfilePage', () => {
             delete library.stats;
         }
     });
+
+    const gamesRoute = {'GET /api/public/profiles/library/stats/games': json(200, {
+        content: [{appid: 1, name: 'Backlogged', status: 'BACKLOG', playtimeMinutes: 0}], page: 0, size: 40, totalElements: 1, totalPages: 1})};
+    const topGamesStats = {pile: null, trend: null, taste: null, finished: null, habits: null,
+        topGames: {mostPlayed: [{appid: 620, name: 'Portal 2', imageUrl: null, minutes: 900}], mostLoyal: null}};
+
+    it('theOwnerOpensTheDetailPageFromTheList', async () => {
+        localStorage.setItem('tbp_session', '1');
+        try {
+            mockBackends({me: {displayName: 'lobo', role: 'USER'}, extra: gamesRoute});
+            renderPage();
+
+            fireEvent.click(await screen.findByRole('button', {name: 'BACKLOG.STATUS.BACKLOG: 142'}));
+
+            expect((await screen.findByRole('link', {name: /Backlogged/})).getAttribute('href')).toBe('/library/1');
+        } finally {
+            localStorage.clear();
+        }
+    });
+
+    it('theOwnerTileRowsOpenTheDetailPage', async () => {
+        localStorage.setItem('tbp_session', '1');
+        library.stats = topGamesStats;
+        try {
+            mockBackends({me: {displayName: 'lobo', role: 'USER'}, style: {tiles: [{id: 'STATS_TOP_GAMES', size: 'M'}]}});
+            renderPage();
+
+            expect((await screen.findByRole('link', {name: /Portal 2/})).getAttribute('href')).toBe('/library/620');
+        } finally {
+            delete library.stats;
+            localStorage.clear();
+        }
+    });
+
+    it('aVisitorSeesTileRowsWithoutLinks', async () => {
+        library.stats = topGamesStats;
+        try {
+            mockBackends({style: {tiles: [{id: 'STATS_TOP_GAMES', size: 'M'}]}});
+            const {container} = renderPage();
+
+            await screen.findByText('Portal 2');
+
+            expect(screen.queryByRole('link', {name: /Portal 2/})).toBeNull();
+            expect(container.querySelector('a[href*="steampowered"]')).toBeNull();
+        } finally {
+            delete library.stats;
+        }
+    });
+
+    it('opensTheGamesBehindPerfectGames', async () => {
+        library.perfectGames = 12;
+        library.averageCompletion = 64.5;
+        try {
+            mockBackends({extra: gamesRoute});
+            renderPage();
+
+            fireEvent.click(await screen.findByRole('button', {name: /PROFILE\.PERFECT_GAMES: 12/}));
+
+            await screen.findByText('Backlogged');
+            expect(fetch.mock.calls.find(([url]) => url.includes('/stats/games'))[0]).toContain('key=PERFECT');
+        } finally {
+            delete library.perfectGames;
+            delete library.averageCompletion;
+        }
+    });
 });