suggestion to amend part 1a

Reason for change: Creating this project part1 also creates the similarly named folder, which would later be needed to group the other projects under part 1. This might create confusion if people were not careful with their file management.
For this reason I suggest changing the demonstration project name to "introdemo" or anything other than "part1".

Author: k-zhou

src/content/1/en/part1a.md

@@ -11,18 +11,18 @@ We will now start getting familiar with probably the most important topic of thi
 
 The easiest way to get started by far is by using a tool called [Vite](https://vitejs.dev/).
 
-Let's create an application called <i>part1</i>, navigate to its directory and install the libraries:
+Let's create an application called <i>introdemo</i>, navigate to its directory and install the libraries:
 
 ```bash
 # npm 6.x (outdated, but still used by some):
-npm create vite@latest part1 --template react
+npm create vite@latest introdemo --template react
 
 # npm 7+, extra double-dash is needed:
-npm create vite@latest part1 -- --template react
+npm create vite@latest introdemo -- --template react
 ```
 
 ```bash
-cd part1
+cd introdemo
 npm install
 ```