테넌트 등록 방식을 결정

adminfront/src/features/tenants/routes/TenantCreatePage.tsx

@@ -23,6 +23,7 @@ function TenantCreatePage() {
   const [slug, setSlug] = useState("");
   const [description, setDescription] = useState("");
   const [status, setStatus] = useState("active");
+  const [domains, setDomains] = useState("");
 
   const mutation = useMutation({
     mutationFn: () =>
@@ -31,6 +32,10 @@ function TenantCreatePage() {
         slug: slug || undefined,
         description: description || undefined,
         status,
+        domains: domains
+          .split(",")
+          .map((d) => d.trim())
+          .filter((d) => d !== ""),
       }),
     onSuccess: () => {
       navigate("/tenants");
@@ -92,6 +97,20 @@ function TenantCreatePage() {
               onChange={(e) => setDescription(e.target.value)}
             />
           </div>
+          <div className="space-y-2">
+            <Label className="text-sm font-semibold">
+              Allowed Domains (Comma separated)
+            </Label>
+            <Input
+              value={domains}
+              onChange={(e) => setDomains(e.target.value)}
+              placeholder="example.com, example.kr"
+            />
+            <p className="text-xs text-muted-foreground">
+              Users with these email domains will be automatically assigned to
+              this tenant.
+            </p>
+          </div>
           <div className="space-y-2">
             <Label className="text-sm font-semibold">Status</Label>
             <div className="flex gap-3">

adminfront/src/features/tenants/routes/TenantProfilePage.tsx

@@ -37,6 +37,7 @@ export function TenantProfilePage() {
   const [slug, setSlug] = useState("");
   const [description, setDescription] = useState("");
   const [status, setStatus] = useState("active");
+  const [domains, setDomains] = useState("");
 
   useEffect(() => {
     if (tenantQuery.data) {
@@ -44,6 +45,7 @@ export function TenantProfilePage() {
       setSlug(tenantQuery.data.slug);
       setDescription(tenantQuery.data.description ?? "");
       setStatus(tenantQuery.data.status);
+      setDomains(tenantQuery.data.domains?.join(", ") ?? "");
     }
   }, [tenantQuery.data]);
 
@@ -54,6 +56,10 @@ export function TenantProfilePage() {
         slug,
         description: description || undefined,
         status,
+        domains: domains
+          .split(",")
+          .map((d) => d.trim())
+          .filter((d) => d !== ""),
       }),
     onSuccess: () => {
       navigate("/tenants");
@@ -111,6 +117,20 @@ export function TenantProfilePage() {
               onChange={(e) => setDescription(e.target.value)}
             />
           </div>
+          <div className="space-y-2">
+            <Label className="text-sm font-semibold">
+              Allowed Domains (Comma separated)
+            </Label>
+            <Input
+              value={domains}
+              onChange={(e) => setDomains(e.target.value)}
+              placeholder="example.com, example.kr"
+            />
+            <p className="text-xs text-muted-foreground">
+              Users with these email domains will be automatically assigned to
+              this tenant.
+            </p>
+          </div>
           <div className="space-y-2">
             <Label className="text-sm font-semibold">Status</Label>
             <div className="flex gap-3">

adminfront/src/features/users/UserCreatePage.tsx

@@ -1,4 +1,4 @@
-import { useMutation, useQueryClient } from "@tanstack/react-query";
+import { useMutation, useQuery, useQueryClient } from "@tanstack/react-query";
 import type { AxiosError } from "axios";
 import { ArrowLeft, ClipboardCopy, Loader2, Save } from "lucide-react";
 import * as React from "react";
@@ -16,6 +16,7 @@ import { Input } from "../../components/ui/input";
 import { Label } from "../../components/ui/label";
 import {
   createUser,
+  fetchTenants,
   type UserCreateRequest,
   type UserCreateResponse,
 } from "../../lib/adminApi";
@@ -28,6 +29,12 @@ function UserCreatePage() {
   const [createdEmail, setCreatedEmail] = React.useState<string | null>(null);
   const [autoPassword, setAutoPassword] = React.useState(true);
 
+  const { data: tenantsData } = useQuery({
+    queryKey: ["tenants", { limit: 100 }],
+    queryFn: () => fetchTenants(100, 0),
+  });
+  const tenants = tenantsData?.items ?? [];
+
   const {
     register,
     handleSubmit,
@@ -207,12 +214,20 @@ function UserCreatePage() {
 
             <div className="grid gap-4 md:grid-cols-2">
               <div className="space-y-2">
-                <Label htmlFor="companyCode">회사 코드</Label>
-                <Input
-                  id="companyCode"
-                  placeholder="HMAC"
-                  {...register("companyCode")}
-                />
+                <Label htmlFor="companyCode">테넌트 (Tenant)</Label>
+                <div className="relative">
+                                      <select
+                                      id="companyCode"
+                                      className="flex h-9 w-full rounded-md border border-input bg-transparent px-3 py-1 text-sm shadow-sm transition-colors file:border-0 file:bg-transparent file:text-sm file:font-medium placeholder:text-muted-foreground focus-visible:outline-none focus-visible:ring-1 focus-visible:ring-ring disabled:cursor-not-allowed disabled:opacity-50"
+                                      {...register("companyCode")}
+                                    >
+                                      <option value="">시스템 전역 (소속 없음)</option>
+                                      {tenants.map((t) => (                      <option key={t.id} value={t.slug}>
+                        {t.name} ({t.slug})
+                      </option>
+                    ))}
+                  </select>
+                </div>
               </div>
 
               <div className="space-y-2">

adminfront/src/features/users/UserDetailPage.tsx

@@ -14,7 +14,12 @@ import {
 } from "../../components/ui/card";
 import { Input } from "../../components/ui/input";
 import { Label } from "../../components/ui/label";
-import { fetchUser, updateUser, type UserUpdateRequest } from "../../lib/adminApi";
+import {
+  fetchUser,
+  fetchTenants,
+  updateUser,
+  type UserUpdateRequest,
+} from "../../lib/adminApi";
 
 function UserDetailPage() {
   const { id } = useParams<{ id: string }>();
@@ -29,6 +34,12 @@ function UserDetailPage() {
     enabled: !!id,
   });
 
+  const { data: tenantsData } = useQuery({
+    queryKey: ["tenants", { limit: 100 }],
+    queryFn: () => fetchTenants(100, 0),
+  });
+  const tenants = tenantsData?.items ?? [];
+
   const {
     register,
     handleSubmit,
@@ -191,12 +202,20 @@ function UserDetailPage() {
 
             <div className="grid gap-4 md:grid-cols-2">
               <div className="space-y-2">
-                <Label htmlFor="companyCode">회사 코드</Label>
-                <Input
-                  id="companyCode"
-                  placeholder="HMAC"
-                  {...register("companyCode")}
-                />
+                <Label htmlFor="companyCode">테넌트 (Tenant)</Label>
+                <div className="relative">
+                                      <select
+                                      id="companyCode"
+                                      className="flex h-9 w-full rounded-md border border-input bg-transparent px-3 py-1 text-sm shadow-sm transition-colors file:border-0 file:bg-transparent file:text-sm file:font-medium placeholder:text-muted-foreground focus-visible:outline-none focus-visible:ring-1 focus-visible:ring-ring disabled:cursor-not-allowed disabled:opacity-50"
+                                      {...register("companyCode")}
+                                    >
+                                      <option value="">시스템 전역 (소속 없음)</option>
+                                      {tenants.map((t) => (                      <option key={t.id} value={t.slug}>
+                        {t.name} ({t.slug})
+                      </option>
+                    ))}
+                  </select>
+                </div>
               </div>
 
               <div className="space-y-2">

adminfront/src/features/users/UserListPage.tsx

@@ -73,6 +73,12 @@ function UserListPage() {
   const total = query.data?.total ?? 0;
   const totalPages = Math.ceil(total / limit);
 
+  React.useEffect(() => {
+    if (items.length > 0) {
+      console.log("User items:", items);
+    }
+  }, [items]);
+
   const handleDelete = (userId: string, userName: string) => {
     if (!window.confirm(`사용자 "${userName}"을(를) 정말 삭제하시겠습니까?`)) {
       return;
@@ -151,7 +157,7 @@ function UserListPage() {
                   <TableHead>NAME / EMAIL</TableHead>
                   <TableHead>ROLE</TableHead>
                   <TableHead>STATUS</TableHead>
-                  <TableHead>COMPANY / DEPT</TableHead>
+                  <TableHead>TENANT / DEPT</TableHead>
                   <TableHead>CREATED</TableHead>
                   <TableHead className="text-right">ACTIONS</TableHead>
                 </TableRow>
@@ -200,7 +206,14 @@ function UserListPage() {
                     </TableCell>
                     <TableCell>
                       <div className="flex flex-col text-sm">
-                        <span>{user.companyCode || "-"}</span>
+                        <span className="font-medium text-blue-600">
+                          {user.tenant?.name || user.companyCode || "-"}
+                        </span>
+                        {user.tenant && (
+                          <span className="text-[10px] text-muted-foreground uppercase">
+                            Slug: {user.tenant.slug}
+                          </span>
+                        )}
                         <span className="text-xs text-muted-foreground">
                           {user.department || "-"}
                         </span>

adminfront/src/lib/adminApi.ts

@@ -25,6 +25,7 @@ export type TenantSummary = {
   slug: string;
   description: string;
   status: string;
+  domains?: string[];
   createdAt: string;
   updatedAt: string;
 };
@@ -34,6 +35,7 @@ export type TenantCreateRequest = {
   slug?: string;
   description?: string;
   status?: string;
+  domains?: string[];
 };
 
 export type TenantListResponse = {
@@ -48,6 +50,7 @@ export type TenantUpdateRequest = {
   slug?: string;
   description?: string;
   status?: string;
+  domains?: string[];
 };
 
 export type ApiKeySummary = {
@@ -168,6 +171,7 @@ export type UserSummary = {
   role: string;
   status: string;
   companyCode?: string;
+  tenant?: TenantSummary;
   department?: string;
   createdAt: string;
   updatedAt: string;