fix: add more information about --minimal and --defaults to minimal angular project snippet

Author: nartc

src/pages/snippets/create-minimal-angular-project-for-research-purpose.mdx

@@ -16,4 +16,7 @@ Just use this command line and you are good to go.
 ng new learn-pipe --minimal --defaults
 ```
 
+- `--minimal` is the short-hand for `--inline-template --inline-style --skip-tests`
+- `--defaults` is the short-hand for `--style=css --router=false`
+
 <BlogImage src={MinimalProject} alt="create minimal angular project" />