📝 Improve doc, add links and screenshot

Author: dev-drprasad

README.md

@@ -1,35 +1,51 @@
-# hsk00
+# 🚧 hsk00 🚧
 
-Add/Replace games to your "Data Frog Y2 (568 in 1)" console. This is CLI tool. Download tool from [releases](https://github.com/dev-drprasad/hsk00/releases)
+Add/Replace games to your "Data Frog Y2 (568 in 1)" console.
 
-🚧 **This is work in progress** 🚧
+<p align="center">
+<img src="screenshot-osx.png" alt="hsk00-osx-screenshot" width="450" />
+</p>
 
----
+⚠️ Before you use this, backup your SD card. Just copy/paste all files to your computer.
+<br />
+<br />
+
+## Download
+
+There is no install step. You just download and run. GUI app will take some time to load (only on first launch)
+
+- [Mac OS X GUI](https://github.com/dev-drprasad/hsk00/releases/download/latest/hsk-osx-gui.app.zip)
+- Windows GUI (Not ready yet)
+- Linux GUI (Not ready yet)
+- [Mac OS X CLI](https://github.com/dev-drprasad/hsk00/releases/download/latest/hsk00-darwin-amd64)
+- [Linux CLI](https://github.com/dev-drprasad/hsk00/releases/download/latest/hsk00-linux-amd64) (Should work with all popular distros)
+- [Windows X CLI](https://github.com/dev-drprasad/hsk00/releases/download/latest/hsk00-windows-amd64.exe)
+
+For CLI app, you need to give executable permission by running `chmod +x hsk00-darwin-amd64`
 
 <br />
 
-## API
+## CLI API
 
-⚠️ BEFORE YOU RUN ANY COMMAND, BACKUP YOUR SD CARD ⚠️
-<br /><br />
+<br />
 
 ### `add`
 
-Adds game(s) to given category (Sports, Adventure etc..)
+Adds game(s) to given category (Racing, Adventure etc..)
 
-`--category` number starts from 0, left to right in menu. Example: "Sports Games" category number is `4`.
+`--category` number starts from `0`, left to right in menu. Example: "Racing Games" category number is `4`.
 
 `--root` is root directory of game folder where `Menu.ocv` exists (can be sd card path or custom directory where files present)
 
 **Example:**
 
 ```shell
-hsk00-darwin-amd64 add  in/Famicom_Wars.nes  in/Heavy_Barrel.nes  in/Fantasy_Zone.nes  in/Final_Fantasy_II.nes --category 4 --root ~/Datafrog
+hsk00-darwin-amd64 add nesroms/Famicom_Wars.nes  nesroms/Heavy_Barrel --category 4 --root ~/Datafrog
 ```
 
-⚠️ This will change menu text slightly ⚠️. If you can't lanuch games or change menu page, restore files with your backup.
+⚠️ This will change menu text slightly.
 
----
+If you can't lanuch games or change page, restore files with your backup.
 
 <br />
 
@@ -39,8 +55,6 @@ Replace will replace existing game with custom game.
 
 Not implemented yet
 
----
-
 <br />
 
 ### `descramble`
@@ -55,13 +69,27 @@ hsk00-darwin-amd64 descramble  ~/Datafrog2/Game04/hsk06.asd
 
 <br />
 
+### `scramble`
+
+Generates scrambled `asd` file given mutliple files. Input files can be anything. This is low level API. If you're uncertain what this command do, probably you don't need this command.
+
+Example:
+
+```
+hsk00-darwin-amd64 scramble file1.nes file2.nes --out hskXX.asd
+```
+
+<br />
+
 ## Supported Consoles
 
 - DATA FROG Y2 HD (568 in 1)
 - Extreme Mini HD Game Box
-- Probably works with SD card that looks like below
+- Probably works with console whose SD card looks like below
 
-<img src="./sd-layout.png"  alt="data-frog-sd-card-files" width="500"  />
+<p align="center">
+<img  src="./sd-layout.png" alt="data-frog-sd-card-files" width="500" />
+</p>
 
 Let me know if it works with other consoles. It helps other people