refactor: users domain (#7070)

**What**
- refactor users domain to use `DataTable`
- add search params to `User` module models

packages/medusa/src/api-v2/admin/invites/validators.ts

@@ -70,6 +70,13 @@ export class AdminGetInvitesParams extends extendedFindParamsMixin({
   @IsOptional()
   @IsString()
   fields?: string
+
+  /**
+   * The term to search invites emails.
+   */
+  @IsString()
+  @IsOptional()
+  q?: string
 }
 
 export class AdminCreateInviteRequest {

packages/medusa/src/api-v2/admin/users/validators.ts

@@ -20,6 +20,7 @@ export const AdminGetUsersParams = createFindParams({
     email: z.string().optional(),
     first_name: z.string().optional(),
     last_name: z.string().optional(),
+    q: z.string().optional(),
   })
 )