feat(default): add model performance badges

Add a batched performance summary API for model square cards and show compact latency, throughput, and status metrics without increasing card size. Also fix OTP verification form submission.

web/default/src/i18n/locales/ja.json

@@ -446,6 +446,8 @@
     "Available Models": "利用可能なモデル",
     "Available Rewards": "利用可能な報酬",
     "Average latency": "平均レイテンシ",
+    "Latency": "レイテンシ",
+    "Latency short": "遅延",
     "Average latency, TTFT, and success rate by group": "グループ別の平均レイテンシ、TTFT、成功率",
     "Average RPM": "平均RPM",
     "Average time-to-first-token (TTFT) by group": "グループ別の平均 Time to First Token（TTFT）",
@@ -3603,6 +3605,7 @@
     "Statistical tokens": "統計トークン",
     "Statistics reset": "統計をリセットしました",
     "Status": "ステータス",
+    "Status short": "状態",
     "Status & Sync": "ステータスと同期",
     "Status Code": "ステータスコード",
     "Status Code Mapping": "ステータスコードマッピング",
@@ -3834,6 +3837,7 @@
     "This year": "今年",
     "Three steps to get started": "3ステップで始める",
     "Throughput": "スループット",
+    "Throughput short": "TPS",
     "Throughput by group": "グループ別スループット",
     "Throughput trend": "スループット推移",
     "Tier": "ティア",