Minor modifications to README.

Author: astamm

.gitignore

@@ -14,3 +14,4 @@ vendor
 .Rproj.user
 .env-secret
 .fake
+*_files/

README.md

@@ -4,27 +4,31 @@
 This repository stores the source of Computorg.
 
 
-## How to contribute to the website:
+## How to contribute to the website
 
-- install quarto
-- install dotnet-sdk-8.0
+- Install [quarto](https://quarto.org/docs/get-started/)
 
+- Install DotNet SDK 8.0
+
+    - Linux:
     ```bash
     sudo apt-get install dotnet-sdk-8.0
     ```
+    - macOS:
+    ```bash
+    brew install dotnet
+    ```
 
-- create an API key on github
+- Create an API key on github (personal access token)
 
-    - go to your settings
+    - Go to your settings
     - Then developer settings
     - Then create a github token
 
-- Put the token in .env-secret in the root of this repository
+- Put the token in a file named `.env-secret` in the root of this repository
 
     ```bash
     GITHUB_TOKEN=your_github_token
     ```
 
-- Now, you can compile the website with 
-
-    quarto-render
+- Now, you can compile the website with `quarto render .`