doc: modified read me content

Author: debugdoctor

README.md

@@ -1,2 +1,27 @@
 # FileFlow
-Simple, Fast, and Secure File Transfer for Everyone
+Transfer files between two devices via web browser
+
+## Quick Start
+
+### Deployment
+
+```shell
+# Linux
+wget -c https://github.com/debugdoctor/FileFlow/releases/download/v0.1.1/FileFlow-linux-x86_64 -O FileFlow
+
+# Windows
+wget -c https://github.com/debugdoctor/FileFlow/releases/download/v0.1.1/FileFlow-windows-x86_64.exe -O FileFlow.exe
+```
+
+### Usage
+Use the following command to start FileFlow serrver
+
+```shell
+# Linux
+./FileFlow > FIleFlow.log 2>&1 & echo $! > FileFlow.pid
+
+# Windows
+start /b FileFlow.exe > FileFlow.log 2>&1
+```
+
+Open your browser and visit `http://server_ip:5000/upload` then you can upload files and follow the instructions to download files.