Add documentation

README.md

@@ -1,12 +1,33 @@
-go build -o out/jira main.go
-out/jira <search_text>
+# **JIRA CLI**
 
+### Command Line Interface for Atlassian JIRA
 
-[//]: # (Build steps)
-go mod init github.com/devashishTaneja/jira-cli
-go mod vendor
+<img src="./img/jira.gif">
 
-[//]: # (Go Releaser Setup)
+### Features
+1. [x] JIRA search
+2. [x] JIRA navigation
+
+### Installation
+```shell
 brew tap devashishTaneja/devashishTaneja
 brew install devashishTaneja/devashishTaneja/jira
-jira-cli <search query>
+
+# Link to generate API Key for JIRA
+# https://support.atlassian.com/atlassian-account/docs/manage-api-tokens-for-your-atlassian-account/
+echo -ne '\nexport JIRA_DOMAIN=https://domain.atlassian.net' >> ~/.zshrc
+echo -ne '\nexport JIRA_API_USER=username' >> ~/.zshrc
+echo -ne '\nexport JIRA_API_KEY=apikey' >> ~/.zshrc
+
+
+jira-cli < search query here :) >
+
+```
+
+### Development
+```shell
+go build -o out/jira main.go
+out/jira <search_text>
+go mod init github.com/devashishTaneja/jira-cli
+go mod vendor
+```