feat: enhance multi-tenant UI and fix member aggregation

- adminfront: Update TenantListPage and UserListPage sorting logic to support all columns dynamically
- adminfront: Add inline 'Move', 'Remove', and 'Delete' actions directly inside the Tenant Org Chart member table
- adminfront: Remove redundant 'ACTIONS' column and profile icon from UserListPage, making the name clickable
- adminfront: Remove 'New Member' creation link from Tenant Org Chart 'Add Member' dropdown
- backend: Fix CountByCompanyCodes query to accurately aggregate user counts using both primary company_code and company_codes array

adminfront/src/lib/tenantTree.ts

@@ -20,7 +20,7 @@ export function buildTenantFullTree(
     tenantMap.set(t.id, {
       ...t,
       children: [],
-      recursiveMemberCount: t.memberCount || 0,
+      recursiveMemberCount: Number(t.memberCount) || 0,
     });
   }
 
@@ -48,7 +48,7 @@ export function buildTenantFullTree(
     }
     visitedForCalc.add(node.id);
 
-    let total = node.memberCount || 0;
+    let total = Number(node.memberCount) || 0;
     for (const child of node.children) {
       total += calculateRecursive(child);
     }