improved installation instruction

README.md

@@ -8,12 +8,30 @@ If found, it will wake up the destination machine based on its MAC address.
 ## Dependencies
 
 Debian : 
-```
+```bash
+# Build dependencies
+sudo apt install build-essential ninja-build cmake
+# Application dependencies
 sudo apt install libpcap-dev
 ```
 
+## Downloads
+
+```bash
+git clone --recurse-submodules https://git.isriupjv.fr/ISRI/gns3-wol-emulator
+```
+
 ## Build
 
+```bash
+cmake -S ./ -B ./build/ -G "Ninja"
+cd ./build/
+ninja
 ```
-cmake ...
+
+## Run
+
+```bash
+# Root required for sniffing the network
+sudo ./gns3_wol_emulator
 ```