fix(webui): preserve activity duration on replay

webui/src/i18n/locales/en/common.json

@@ -619,6 +619,7 @@
     "agentActivityLiveSummary": "Working… · {{reasoning}} steps · {{tools}} tool calls",
     "agentActivityLiveToolsOnly": "Working… · {{tools}} tool calls",
     "activityThinkingFor": "Thinking for {{duration}}",
+    "activityThought": "Thought",
     "activityThoughtFor": "Thought for {{duration}}",
     "cliActivityRunningOne": "Using @{{name}}",
     "cliActivityRanOne": "Used @{{name}}",

webui/src/i18n/locales/es/common.json

@@ -623,6 +623,7 @@
     "copiedReply": "Respuesta copiada",
     "turnLatencyTitle": "Tiempo de respuesta (extremo a extremo)",
     "activityThinkingFor": "Pensando durante {{duration}}",
+    "activityThought": "Pensamiento completado",
     "activityThoughtFor": "Pensó durante {{duration}}",
     "cliActivityRunningOne": "Usando @{{name}}",
     "cliActivityRanOne": "Usó @{{name}}",

webui/src/i18n/locales/fr/common.json

@@ -623,6 +623,7 @@
     "copiedReply": "Réponse copiée",
     "turnLatencyTitle": "Temps de réponse (de bout en bout)",
     "activityThinkingFor": "Réflexion pendant {{duration}}",
+    "activityThought": "Réflexion terminée",
     "activityThoughtFor": "Réflexion terminée en {{duration}}",
     "cliActivityRunningOne": "Utilisation de @{{name}}",
     "cliActivityRanOne": "@{{name}} utilisé",

webui/src/i18n/locales/id/common.json

@@ -623,6 +623,7 @@
     "copiedReply": "Balasan disalin",
     "turnLatencyTitle": "Waktu respons (ujung ke ujung)",
     "activityThinkingFor": "Berpikir selama {{duration}}",
+    "activityThought": "Selesai berpikir",
     "activityThoughtFor": "Selesai berpikir dalam {{duration}}",
     "cliActivityRunningOne": "Menggunakan @{{name}}",
     "cliActivityRanOne": "Menggunakan @{{name}} selesai",

webui/src/i18n/locales/ja/common.json

@@ -623,6 +623,7 @@
     "copiedReply": "返信をコピーしました",
     "turnLatencyTitle": "応答時間（全行程）",
     "activityThinkingFor": "{{duration}}考えています",
+    "activityThought": "思考しました",
     "activityThoughtFor": "{{duration}}考えました",
     "cliActivityRunningOne": "@{{name}} を使用中",
     "cliActivityRanOne": "@{{name}} を使用しました",

webui/src/i18n/locales/ko/common.json

@@ -623,6 +623,7 @@
     "copiedReply": "답변이 복사됨",
     "turnLatencyTitle": "응답 시간(엔드투엔드)",
     "activityThinkingFor": "{{duration}} 동안 생각 중",
+    "activityThought": "생각함",
     "activityThoughtFor": "{{duration}} 동안 생각함",
     "cliActivityRunningOne": "@{{name}} 사용 중",
     "cliActivityRanOne": "@{{name}} 사용함",

webui/src/i18n/locales/vi/common.json

@@ -623,6 +623,7 @@
     "copiedReply": "Đã sao chép trả lời",
     "turnLatencyTitle": "Thời gian phản hồi (end-to-end)",
     "activityThinkingFor": "Đang suy nghĩ trong {{duration}}",
+    "activityThought": "Đã suy nghĩ",
     "activityThoughtFor": "Đã suy nghĩ trong {{duration}}",
     "cliActivityRunningOne": "Đang dùng @{{name}}",
     "cliActivityRanOne": "Đã dùng @{{name}}",

webui/src/i18n/locales/zh-CN/common.json

@@ -619,6 +619,7 @@
     "agentActivityLiveSummary": "进行中… · {{reasoning}} 步 · {{tools}} 次工具调用",
     "agentActivityLiveToolsOnly": "进行中… · {{tools}} 次工具调用",
     "activityThinkingFor": "思考中 {{duration}}",
+    "activityThought": "已思考",
     "activityThoughtFor": "思考了 {{duration}}",
     "cliActivityRunningOne": "正在使用 @{{name}}",
     "cliActivityRanOne": "已使用 @{{name}}",

webui/src/i18n/locales/zh-TW/common.json

@@ -623,6 +623,7 @@
     "copiedReply": "已複製回覆",
     "turnLatencyTitle": "本輪耗時（端到端）",
     "activityThinkingFor": "思考中，已 {{duration}}",
+    "activityThought": "已思考",
     "activityThoughtFor": "已思考 {{duration}}",
     "cliActivityRunningOne": "正在使用 @{{name}}",
     "cliActivityRanOne": "已使用 @{{name}}",