docs: added readme

Author: kasvith

README.md

@@ -1,7 +1,48 @@
 # nuxt-vue3-google-signin
 
+[![Build](https://github.com/syetalabs/nuxt-vue3-google-signin/actions/workflows/build.yaml/badge.svg)](https://github.com/syetalabs/nuxt-vue3-google-signin/actions/workflows/build.yaml) [![npm](https://img.shields.io/npm/v/nuxt-vue3-google-signin)](https://www.npmjs.com/package/nuxt-vue3-google-signin) ![npm bundle size](https://img.shields.io/bundlephobia/minzip/nuxt-vue3-google-signin) ![npm](https://img.shields.io/npm/dw/nuxt-vue3-google-signin) ![NPM](https://img.shields.io/npm/l/nuxt-vue3-google-signin) [![Docs](https://img.shields.io/badge/docs-Read%20Now-green)](https://vue3-google-signin.syetalabs.io/)
+
 Nuxt Module for [vue3-google-signin](https://vue3-google-signin.syetalabs.io/)
 
+## Usage
+
+### Install package
+
+- With **NPM**
+
+```bash
+npm install -S nuxt-vue3-google-signin
+```
+
+- With **Yarn**
+
+```bash
+yarn add nuxt-vue3-google-signin
+```
+
+- With **PNPM**
+
+```bash
+pnpm add nuxt-vue3-google-signin
+```
+
+### Initialize
+
+Now you can add following entry to the `nuxt.config.ts`(or `nuxt.config.js`)
+
+```ts
+import { defineNuxtConfig } from 'nuxt'
+ 
+export default defineNuxtConfig({
+  modules: [
+    'nuxt-vue3-google-signin'
+  ],
+  googleSignIn: {
+    clientId: 'CLIENT ID OBTAINED FROM GOOGLE API CONSOLE',
+  }
+})
+```
+
 Checkout [documentation](https://vue3-google-signin.syetalabs.io/) for more.
 
 ## Development