feat(mcp): add logs tab to MCP server detail panel (frontend) (#2310)

* feat(mcp): add logs tab to MCP server detail panel

- Add MCPLogs component mirroring PluginLogs functionality
- Add getMcpServerLogs API method to BackendClient
- Add logs tab to MCPForm detail panel (edit mode only)
- Add i18n keys (tabLogs, logsLevelAll, logsRefresh, logsAutoRefresh, logsEmpty) to all 8 locales
- Auto-refresh logs every 3s with toggle
- Filter logs by level (ALL/DEBUG/INFO/WARNING/ERROR)

* style: fix prettier formatting in MCPForm.tsx logs tab

* style: fix prettier in i18n locale files

---------

Co-authored-by: dadachann <dadachann@users.noreply.github.com>
Co-authored-by: dadachann <185672915+dadachann@users.noreply.github.com>

web/src/app/infra/http/BackendClient.ts

@@ -671,6 +671,21 @@ export class BackendClient extends BaseHttpClient {
     );
   }
 
+  public getMcpServerLogs(
+    serverName: string,
+    limit: number = 200,
+    level?: string,
+  ): Promise<{ logs: PluginLogEntry[] }> {
+    const params = new URLSearchParams();
+    params.set('limit', String(limit));
+    if (level) {
+      params.set('level', level);
+    }
+    return this.get(
+      `/api/v1/mcp/servers/${encodeURIComponent(serverName)}/logs?${params.toString()}`,
+    );
+  }
+
   public getPluginAssetURL(
     author: string,
     name: string,