修正跳一跳排行榜展示名

新增排行榜 displayName 契约并在 api-server 出口补齐展示名

调整跳一跳结果页和运行态排行榜只显示 displayName

补充禁止展示 user_id 的前后端回归测试

更新跳一跳 PRD、后端契约文档和 Hermes 决策记录

src/components/jump-hop-result/JumpHopResultView.test.tsx

@@ -28,14 +28,16 @@ test('跳一跳结果页展示排行榜列表', () => {
       items: [
         {
           rank: 1,
-          playerId: 'player-1',
+          playerId: 'user-secret-1',
+          displayName: '陶泥儿玩家',
           successfulJumpCount: 12,
           durationMs: 40123,
           updatedAt: '2026-05-27T00:00:00Z',
         },
         {
           rank: 2,
-          playerId: 'player-2',
+          playerId: 'user-secret-2',
+          displayName: '森林玩家',
           successfulJumpCount: 10,
           durationMs: 38210,
           updatedAt: '2026-05-26T00:00:00Z',
@@ -60,10 +62,12 @@ test('跳一跳结果页展示排行榜列表', () => {
   );
 
   expect(screen.getByText('排行榜')).toBeTruthy();
-  expect(screen.getByText('player-1')).toBeTruthy();
+  expect(screen.getByText('陶泥儿玩家')).toBeTruthy();
+  expect(screen.queryByText('user-secret-1')).toBeNull();
   expect(screen.getByText('12 跳')).toBeTruthy();
   expect(screen.getByText('00:40')).toBeTruthy();
-  expect(screen.getByText('player-2')).toBeTruthy();
+  expect(screen.getByText('森林玩家')).toBeTruthy();
+  expect(screen.queryByText('user-secret-2')).toBeNull();
 });
 
 test('跳一跳结果页默认角色预览使用陶泥儿透明 logo', () => {

src/components/jump-hop-result/JumpHopResultView.tsx

@@ -231,7 +231,9 @@ function JumpHopResultLeaderboard({
             <span className="text-[var(--platform-text-soft)]">
               {entry.rank}
             </span>
-            <span className="truncate">{entry.playerId}</span>
+            <span className="truncate">
+              {entry.displayName?.trim() || '玩家'}
+            </span>
             <span>{entry.successfulJumpCount} 跳</span>
             <span>{formatJumpHopDurationLabel(entry.durationMs)}</span>
           </div>

src/components/jump-hop-runtime/JumpHopRuntimeShell.test.tsx

@@ -327,7 +327,8 @@ test('跳一跳运行态失败后在弹窗中展示排行榜', () => {
       items: [
         {
           rank: 1,
-          playerId: 'player-1',
+          playerId: 'user-secret-1',
+          displayName: '陶泥儿玩家',
           successfulJumpCount: 8,
           durationMs: 8123,
           updatedAt: '2026-05-27T00:00:00Z',
@@ -357,7 +358,8 @@ test('跳一跳运行态失败后在弹窗中展示排行榜', () => {
   expect(screen.getByRole('dialog', { name: '失败' })).toBeTruthy();
   const leaderboard = screen.getByTestId('jump-hop-runtime-leaderboard');
   expect(leaderboard).toBeTruthy();
-  expect(within(leaderboard).getByText('player-1')).toBeTruthy();
+  expect(within(leaderboard).getByText('陶泥儿玩家')).toBeTruthy();
+  expect(within(leaderboard).queryByText('user-secret-1')).toBeNull();
   expect(within(leaderboard).getByText('8 跳')).toBeTruthy();
   expect(within(leaderboard).getByText('00:08')).toBeTruthy();
 });

src/components/jump-hop-runtime/JumpHopRuntimeShell.tsx

@@ -548,7 +548,9 @@ function JumpHopLeaderboardPanel({
             className="grid grid-cols-[1.5rem_minmax(0,1fr)_auto_auto] items-center gap-2 text-xs font-bold text-slate-700"
           >
             <span className="text-slate-400">{entry.rank}</span>
-            <span className="truncate">{entry.playerId}</span>
+            <span className="truncate">
+              {entry.displayName?.trim() || '玩家'}
+            </span>
             <span>{entry.successfulJumpCount} 跳</span>
             <span>{formatJumpHopDurationLabel(entry.durationMs)}</span>
           </div>

src/services/jump-hop/useJumpHopLeaderboard.test.tsx

@@ -30,6 +30,7 @@ const leaderboardResponse: JumpHopLeaderboardResponse = {
     {
       rank: 1,
       playerId: 'player-1',
+      displayName: '玩家一号',
       successfulJumpCount: 10,
       durationMs: 3210,
       updatedAt: '2026-05-27T00:00:00Z',