Run CI only on push and add some badges

Author: Manpreet Singh

.github/workflows/gradle.yml

@@ -5,13 +5,11 @@
 # This workflow will build a Java project with Gradle and cache/restore any dependencies to improve the workflow execution time
 # For more information see: https://help.github.com/actions/language-and-framework-guides/building-and-testing-java-with-gradle
 
-name: Java CI with Gradle
+name: Build and test
 
 on:
   push:
     branches: [ "**" ]
-  pull_request:
-    branches: [ "**" ]
 
 permissions:
   contents: read

README.md

@@ -1 +1,13 @@
 # test-telemetry-generator
+
+![GitHub all releases](https://img.shields.io/github/downloads/cisco-open/test-telemetry-generator/total)
+![GitHub](https://img.shields.io/github/license/cisco-open/test-telemetry-generator)
+
+[![Java CI with Gradle](https://github.com/cisco-open/test-telemetry-generator/actions/workflows/gradle.yml/badge.svg)](https://github.com/cisco-open/test-telemetry-generator/actions/workflows/gradle.yml)
+![GitHub last commit](https://img.shields.io/github/last-commit/cisco-open/test-telemetry-generator)
+![Open Issues](https://img.shields.io/github/issues/cisco-open/test-telemetry-generator)
+![Open PRs](https://img.shields.io//github/issues-pr/cisco-open/test-telemetry-generator)
+
+![GitHub code size in bytes](https://img.shields.io/github/languages/code-size/cisco-open/test-telemetry-generator)
+<!--- Add more tags -->
+