feat: simplify RBAC roles and remove dev role switcher

- Simplified RBAC system to two roles: super_admin and user.
- Removed tenant_admin and rp_admin roles across backend and frontend.
- Removed Dev Role Switcher feature from adminfront.
- Updated all handlers, middlewares, and navigation to reflect the new role model.
- Fixed backend build errors and updated tests.

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

@@ -24,8 +24,8 @@ function TenantDetailPage() {
   });
 
   const profileRole = normalizeAdminRole(profile?.role);
-  const canAccessSchema =
-    profileRole === "super_admin" || profileRole === "tenant_admin";
+  const canAccessSchema = profileRole === "super_admin";
+ Broadway
   const showWorksmobileEntry = canShowWorksmobileEntry(tenantQuery.data);
 
   const isPermissionsTab = location.pathname.includes("/permissions");

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

@@ -528,11 +528,7 @@ function TenantListPage() {
     return () => window.removeEventListener("message", onMessage);
   }, [allTenants, scopePickerOpen]);
 
-  if (
-    profile &&
-    profileRole !== "super_admin" &&
-    profileRole !== "tenant_admin"
-  ) {
+  if (profile && profileRole !== "super_admin") {
     return (
       <div className="flex h-[50vh] flex-col items-center justify-center space-y-4">
         <h3 className="text-lg font-bold">
@@ -545,13 +541,6 @@ function TenantListPage() {
     );
   }
 
-  if (
-    profileRole === "tenant_admin" &&
-    (profile?.manageableTenants?.length ?? 0) <= 1
-  ) {
-    return null;
-  }
-
   const handleSelectAll = (checked: boolean) => {
     if (checked) {
       setSelectedIds(deletableTenants.map((t) => t.id));

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

@@ -34,8 +34,7 @@ export function TenantSchemaPage() {
   });
 
   const profileRole = normalizeAdminRole(profile?.role);
-  const canAccess =
-    profileRole === "super_admin" || profileRole === "tenant_admin";
+  const canAccess = profileRole === "super_admin";
 
   const tenantQuery = useQuery({
     queryKey: ["tenant", tenantId],

adminfront/src/features/users/UserCreatePage.tsx

@@ -819,7 +819,7 @@ function UserCreatePage() {
                       id="tenantSlug"
                       className="flex h-9 w-full rounded-md border border-input bg-transparent px-3 py-1 text-sm shadow-sm transition-colors focus-visible:outline-none focus-visible:ring-1 focus-visible:ring-ring disabled:cursor-not-allowed disabled:opacity-50"
                       {...register("tenantSlug")}
-                      disabled={profile?.role === "tenant_admin"}
+                      disabled={profileRole !== "super_admin"}
                     >
                       {nonHanmacFamilyTenants.map((tenant) => (
                         <option key={tenant.id} value={tenant.slug}>

adminfront/src/features/users/UserDetailPage.tsx

@@ -468,8 +468,7 @@ function UserDetailPage() {
   });
 
   const profileRole = normalizeAdminRole(profile?.role);
-  const isAdmin =
-    profileRole === "super_admin" || profileRole === "tenant_admin";
+  const isAdmin = profileRole === "super_admin";
   const isSelf = Boolean(profile?.id && user?.id && profile.id === user.id);
   const watchedStatus = watch("status");
 

adminfront/src/features/users/UserListPage.tsx

@@ -246,7 +246,7 @@ const UserListSearchControls = React.memo(function UserListSearchControls({
             className="flex h-9 w-[160px] rounded-md border border-input bg-transparent px-3 py-1 text-sm shadow-sm transition-colors focus-visible:outline-none focus-visible:ring-1 focus-visible:ring-ring disabled:opacity-50"
             value={selectedCompany}
             onChange={(event) => onCompanyChange(event.target.value)}
-            disabled={profileRole === "tenant_admin"}
+            disabled={profileRole !== "super_admin"}
           >
             <option value="">{t("ui.common.all", "전체 테넌트")}</option>
             {tenantOptions}