feat(frontend): update loading and error states in RequestsTab and ToolsTab

Author: Lasim

services/frontend/src/components/mcp-server/installation/RequestsTab.vue

@@ -10,7 +10,7 @@ import { Alert, AlertDescription } from '@/components/ui/alert'
 import { Select, SelectContent, SelectItem, SelectTrigger, SelectValue } from '@/components/ui/select'
 import { HoverCard, HoverCardContent, HoverCardTrigger } from '@/components/ui/hover-card'
 import { Card } from '@/components/ui/card'
-import { AlertTriangle, Eye, Radio } from 'lucide-vue-next'
+import { AlertCircle, AlertTriangle, Eye, Radio } from 'lucide-vue-next'
 import type { McpInstallation } from '@/types/mcp-installations'
 import type { McpRequestLog } from '@/types/mcp-request-logs'
 
@@ -203,13 +203,8 @@ onUnmounted(() => {
         </div>
       </div>
 
-      <!-- Loading State -->
-      <div v-if="isLoading && requests.length === 0" class="text-muted-foreground py-8 text-center">
-        {{ t('mcpInstallations.details.requests.loading') }}
-      </div>
-
       <!-- Empty State -->
-      <div v-else-if="filteredRequests.length === 0" class="text-center py-12 px-6">
+      <div v-if="filteredRequests.length === 0" class="text-center py-12 px-6">
         <p class="text-sm">{{ t('mcpInstallations.details.requests.emptyState.title') }}</p>
         <p class="mt-2 text-sm text-muted-foreground max-w-md mx-auto">
           {{ t('mcpInstallations.details.requests.emptyState.description') }}

services/frontend/src/components/mcp-server/installation/ToolsTab.vue

@@ -154,14 +154,9 @@ const pieChartOption = computed<EChartsOption>(() => {
 </script>
 
 <template>
-  <div>
-    <!-- Loading State -->
-    <div v-if="isLoading" class="text-muted-foreground">
-      {{ t('mcpInstallations.details.tools.loading') }}
-    </div>
-
+  <div v-if="!isLoading">
     <!-- Error State -->
-    <Alert v-else-if="error" variant="destructive" class="mb-6">
+    <Alert v-if="error" variant="destructive" class="mb-6">
       <AlertCircle class="h-4 w-4" />
       <AlertDescription>
         {{ t('mcpInstallations.details.tools.error.description', { error }) }}

services/frontend/src/i18n/locales/en/mcp-installations.ts

@@ -622,7 +622,6 @@ export default {
     tools: {
       title: 'Tools',
       description: 'Tools discovered from this MCP server installation',
-      loading: 'Loading tools...',
       noTools: {
         title: 'No Tools Discovered',
         description: 'No tools have been discovered yet for this MCP server installation. Tools are discovered automatically when the satellite starts the MCP server.'