feat: enhance trace feature with internationalization support for hints and status messages

dashboard/src/i18n/locales/en-US/features/trace.json

@@ -3,5 +3,8 @@
   "autoScroll": {
     "enabled": "Auto-scroll: On",
     "disabled": "Auto-scroll: Off"
-  }
+  },
+  "hint": "Currently only recording partial model call paths from AstrBot main Agent. More coverage will be added.",
+  "recording": "Recording",
+  "paused": "Paused"
 }

dashboard/src/i18n/locales/zh-CN/features/trace.json

@@ -3,5 +3,8 @@
   "autoScroll": {
     "enabled": "自动滚动：开",
     "disabled": "自动滚动：关"
-  }
+  },
+  "hint": "当前仅记录部分 AstrBot 主 Agent 的模型调用路径，后续会不断完善。",
+  "recording": "记录中",
+  "paused": "已暂停"
 }

dashboard/src/views/TracePage.vue

@@ -46,7 +46,7 @@ onMounted(() => {
     <div class="trace-header">
       <div class="trace-info">
         <v-icon size="small" color="info" class="mr-2">mdi-information-outline</v-icon>
-        <span class="trace-hint">当前仅记录部分 AstrBot 主 Agent 的模型调用路径，后续会不断完善。</span>
+        <span class="trace-hint">{{ tm('hint') }}</span>
       </div>
       <div class="trace-controls">
         <v-switch
@@ -59,7 +59,7 @@ onMounted(() => {
           @update:model-value="updateTraceSettings"
         >
           <template #label>
-            <span class="switch-label">{{ traceEnabled ? '记录中' : '已暂停' }}</span>
+            <span class="switch-label">{{ traceEnabled ? tm('recording') : tm('paused') }}</span>
           </template>
         </v-switch>
       </div>