Update README.md

Author: ariaieboy

README.md

@@ -12,6 +12,11 @@
 
 ## Usage
 
+### Pre Sail Installation Commands
+| Alias | Description |
+|:-:|:-:|
+| `s cinit 80` | run `composer install --ignore-platform-reqs` using php version 8.0 - default php version is 8.1 |
+| `s ninit 16` | run `npm install` using node 16 - default node version is 17 |
 ### General
 | Alias | Description |
 |:-:|:-:|