docs: update build docs

README.md

@@ -16,8 +16,8 @@ should align to these tenants, or propose an adjustment to the tenants.
 - **Subnetting is design work.** Promote features that enhance visual clarity and easy mental processing of even the most
   complex architectures.
 - **Users control the data.** We store nothing, but provide convenient ways for users to save and share their designs.
-- **Embrace community contributions.** Consider and respond to all feedback and pull requests in the context of these 
-  tenants. 
+- **Embrace community contributions.** Consider and respond to all feedback and pull requests in the context of these
+  tenants.
 
 ## Building From Source
 
@@ -32,12 +32,14 @@ Compile from source:
 ```shell
 # Clone the repository
 > git clone https://github.com/ckabalan/visualsubnetcalc
+# Use reccomended NVM version
+> nvm use
 # Change to the sources directory
 > cd visualsubnetcalc/src
 # Install Bootstrap
 > npm install
-# Compile Bootstrap
-> sass --style compressed scss/custom.scss:../dist/bootstrap.min.css
+# Compile Bootstrap (Also install sass command line globally)
+> npm run build
 ```
 
 The full application should then be available within `./dist/`, open `./dist/index.html` in a browser.