docs(overview):update readme

Author: 404tk

README.md

@@ -6,14 +6,15 @@ Reference [Wiki](https://github.com/404tk/cloudtoolkit/wiki)
 
 ## Capability overview
 
-|          Providers          |                   Payload                   |                          Supported                           |
+|          Provider          |                   Payload                   |                          Supported                           |
 | :-------------------------: | :-----------------------------------------: | :----------------------------------------------------------: |
 |        Alibaba Cloud        | cloudlist<br/>backdoor-user<br/>bucket-dump<br/>event-dump<br/>exec-command<br/>database-account | ECS (Elastic Compute Service)<br/>OSS (Object Storage Service)<br/>RAM (Resource Access Management)<br/>RDS (Relational Database Service)<br/>SMS (Short Message Service)<br/>AliDNS<br/>SLS (Simple Log Service) |
 |        Tencent Cloud        |         cloudlist<br/>backdoor-user<br/>exec-command         | CVM (Cloud Virtual Machine)<br/>Lighthouse<br/>COS (Cloud Object Storage)<br/>CAM (Cloud Access Management)<br/>CDB (Cloud DataBase)<br/>DNSPod |
 |        Huawei Cloud         |         cloudlist<br/>backdoor-user         | ECS (Elastic Cloud Server)<br/>OBS (Object Storage Service)<br/>IAM (Identity and Access Management)<br/>RDS (Relational Database Service) |
 |       Microsoft Azure       |                  cloudlist                  |              Virtual Machines<br/>Blob Storage               |
 |  AWS (Amazon web services)  | cloudlist<br/>backdoor-user<br/>bucket-dump | EC2 (Elastic Compute Cloud)<br/>S3 (Simple Storage Service)<br/>IAM (Identity and Access Management) |
 | GCP (Google Cloud Platform) |                  cloudlist                  |                 Compute Engine<br/>Cloud DNS<br/>Identity and Access Management                 |
+|         Volcengine          |                          cloudlist                           |                         ECS<br/>IAM                          |
 
 ## Thanks
 - [c-bata/go-prompt](https://github.com/c-bata/go-prompt)