Update readme

README.md

@@ -1,13 +1,55 @@
 # Terjang
-Scalable HTTP load testing tool built on Vegeta
+Scalable HTTP load testing tool built on [Vegeta](https://github.com/tsenart/vegeta).
 
+[![Build status](https://img.shields.io/github/workflow/status/andylibrian/terjang/CI?style=flat)](https://github.com/andylibrian/terjang/actions)
 
-## Build for production
+
+## Features
+
+- Scalable: support multiple node of workers
+- Web UI with detailed report
+- Extensible:
+  - Start and stop load test via HTTP API
+  - Receive real time results via websocket
+
+## Install
+
+### Pre-compiled
+
+Download the pre-compiled executables from the [releases page](https://github.com/andylibrian/terjang/releases) and copy to the desired location.
+
+### From source
 
 ```bash
+git clone [email protected]:andylibrian/terjang.git
+cd terjang
 make
 ```
 
+## Usage
+
+### Quick start on your local machine
+
+Open a terminal, and run:
+
+```bash
+terjang server
+```
+
+Open another terminal, and run:
+
+```bash
+terjang worker
+```
+
+Then open [http://localhost:9009](http://localhost:9009)
+
+### See more options
+
+```bash
+terjang -h
+```
+
 ## Development
 
 Prerequisites:
@@ -22,12 +64,13 @@ go build -o ./bin/terjang ./cmd/terjang/
 
 Run server:
 
-```
+```bash
 ./bin/terjang server
 ```
 
 Run a worker on another terminal:
-```
+
+```bash
 ./bin/terjang worker
 ```