fix readme and workflow

.github/workflows/test.yaml

@@ -1,7 +1,7 @@
 # This workflow will build a golang project
 # For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-go
 
-name: Go
+name: gorocket tests
 
 on:
   push:
@@ -11,7 +11,7 @@ on:
 
 jobs:
 
-  build:
+  tests:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v3

README.md

@@ -1,3 +1,5 @@
+![tests](https://github.com/badkaktus/gorocket/actions/workflows/test.yaml/badge.svg)
+
 ![gorocket logo](gorocket_logo.png)
 
 # Golang Rocket Chat REST API client