Add tool call observability

web/src/i18n/locales/en-US.ts

@@ -1357,6 +1357,15 @@ const enUS = {
       avgDuration: 'Avg Duration',
       calls: 'Calls',
     },
+    toolCalls: {
+      title: 'Tool Calls',
+      totalCalls: 'Calls',
+      duration: 'Tool Duration',
+      errorCalls: 'Failed Calls',
+      arguments: 'Arguments',
+      result: 'Result',
+      noToolCalls: 'No tool calls recorded',
+    },
     tokens: {
       totalTokens: 'Total Tokens',
       inputTokens: 'Input Tokens',

web/src/i18n/locales/zh-Hans.ts

@@ -1294,6 +1294,15 @@ const zhHans = {
       avgDuration: '平均耗时',
       calls: '调用次数',
     },
+    toolCalls: {
+      title: '工具调用',
+      totalCalls: '调用次数',
+      duration: '工具耗时',
+      errorCalls: '失败次数',
+      arguments: '参数',
+      result: '结果',
+      noToolCalls: '未记录工具调用',
+    },
     tokens: {
       totalTokens: '总 Token 数',
       inputTokens: '输入 Token',