set member to admin

src/app/services/http.service.ts

@@ -39,6 +39,17 @@ export class HttpService {
 
   }
 
+  async patch<T>(url: string, body: any = {}): Promise<Result<T, HttpErrorResponse>>   {
+
+    try {
+      const result = await this.http.patch<T>(url, body).toPromise()
+      return ok (result as T)
+    } catch (e) {
+      return err(e as HttpErrorResponse)
+    }
+
+  }
+
   async delete<T>(url: string, body = {}): Promise<Result<T, HttpErrorResponse>>   {
 
     const options = {