feat: 지난 플레이 액션을 오른쪽에 분리

내 정보와 설정 상단에서 돌아가기와 새로고침은 왼쪽 탐색 그룹으로 유지하고 지난 플레이 링크는 같은 행 오른쪽에 독립 배치한다. 데스크톱과 모바일 Chromium geometry, focus, hover 및 prefix 경로 이동을 회귀 테스트로 고정한다.

app/game-frontend/e2e/inGameMenus.spec.ts

@@ -1099,6 +1099,66 @@ test('내 정보&설정 keeps desktop density and becomes a 390px horizontal-ide
     await persistParityArtifact(page, 'core-my-page-mobile', mobile);
 });
 
+test('내 정보&설정의 지난 플레이는 기본 탐색과 분리되어 오른쪽에 정렬된다', async ({ page }) => {
+    const state: FixtureState = { permission: 'head', myset: 3, settingMutations: [], accessPages: [] };
+    await install(page, state);
+
+    for (const viewport of [
+        { name: 'desktop', width: 1000, height: 900 },
+        { name: 'mobile', width: 390, height: 844 },
+    ] as const) {
+        await page.setViewportSize({ width: viewport.width, height: viewport.height });
+        await page.goto('my-page');
+
+        const pastPlaysLink = page.getByRole('link', { name: '지난 플레이' });
+        await expect(pastPlaysLink).toHaveAttribute('href', `${gameBasePath}/past-plays`);
+        await pastPlaysLink.hover();
+        await pastPlaysLink.focus();
+        await expect(pastPlaysLink).toBeFocused();
+
+        const geometry = await page.locator('.title-row').evaluate((element) => {
+            const title = element.getBoundingClientRect();
+            const actions = element.querySelector<HTMLElement>('.title-actions')!.getBoundingClientRect();
+            const navigation = element.querySelector<HTMLElement>('.navigation-actions')!.getBoundingClientRect();
+            const back = element.querySelector<HTMLAnchorElement>('.navigation-actions a')!.getBoundingClientRect();
+            const refresh = element.querySelector<HTMLButtonElement>('.navigation-actions button')!.getBoundingClientRect();
+            const past = element.querySelector<HTMLAnchorElement>('.past-plays-link')!.getBoundingClientRect();
+            const pastStyle = getComputedStyle(element.querySelector<HTMLAnchorElement>('.past-plays-link')!);
+            return {
+                title: { left: title.left, right: title.right },
+                actions: { left: actions.left, right: actions.right },
+                navigation: { left: navigation.left, right: navigation.right },
+                back: { top: back.top, right: back.right },
+                refresh: { top: refresh.top, right: refresh.right },
+                past: { top: past.top, left: past.left, right: past.right },
+                pastStyle: {
+                    cursor: pastStyle.cursor,
+                    minHeight: pastStyle.minHeight,
+                    backgroundColor: pastStyle.backgroundColor,
+                },
+                scrollWidth: document.documentElement.scrollWidth,
+            };
+        });
+
+        expect(geometry.actions.left).toBeCloseTo(geometry.title.left + 1, 0);
+        expect(geometry.actions.right).toBeCloseTo(geometry.title.right - 1, 0);
+        expect(geometry.navigation.left).toBeCloseTo(geometry.actions.left, 0);
+        expect(geometry.past.right).toBeCloseTo(geometry.actions.right, 0);
+        expect(geometry.past.left).toBeGreaterThan(geometry.navigation.right);
+        expect(geometry.back.top).toBeCloseTo(geometry.past.top, 0);
+        expect(geometry.refresh.top).toBeCloseTo(geometry.past.top, 0);
+        expect(geometry.pastStyle).toEqual({
+            cursor: 'pointer',
+            minHeight: '34px',
+            backgroundColor: 'rgb(49, 95, 134)',
+        });
+        expect(geometry.scrollWidth).toBe(viewport.width);
+        await persistParityArtifact(page, `core-my-page-past-plays-${viewport.name}`, geometry);
+        await pastPlaysLink.click();
+        await expect(page).toHaveURL(new RegExp(`${gameBasePath}/past-plays$`, 'u'));
+    }
+});
+
 for (const [label, failure] of [
     ['daemon timeout', 'TIMEOUT'],
     ['engine transaction 오류', 'INTERNAL_SERVER_ERROR'],

app/game-frontend/src/views/MyPageView.vue

@@ -365,10 +365,14 @@ onMounted(() => {
     <main id="container" class="legacy-page bg0 responsive-settings-page" :class="`screen-${screenMode}`">
         <div class="title-row">
             <span>내 정 보</span>
-            <RouterLink class="legacy-button" to="/past-plays">지난 플레이</RouterLink>
+            <div class="title-actions">
+                <div class="navigation-actions">
                     <RouterLink class="legacy-button" to="/">돌아가기</RouterLink>
                     <button class="legacy-button" type="button" @click="() => loadPage()">새로고침</button>
                 </div>
+                <RouterLink class="legacy-button past-plays-link" to="/past-plays">지난 플레이</RouterLink>
+            </div>
+        </div>
 
         <div v-if="error" class="error-row">{{ error }}</div>
         <div class="status-row">{{ statusLine }}</div>
@@ -675,6 +679,16 @@ onMounted(() => {
     height: 18px;
     letter-spacing: 0;
 }
+.title-actions {
+    display: flex;
+    width: 100%;
+    align-items: flex-start;
+    justify-content: space-between;
+}
+.navigation-actions {
+    display: flex;
+    gap: 4px;
+}
 .legacy-button,
 button,
 select,