chore: Update blog and content LICENSE (#693)

LICENSE

@@ -1,6 +1,6 @@
-The MIT License (MIT)
+MIT License
 
-Copyright (c) 2015 gatsbyjs
+Copyright (c) 2024 Maxime Heckel
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
@@ -19,4 +19,3 @@ AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 SOFTWARE.
-

README.md

@@ -2,10 +2,20 @@
 
 This is the main code base for [my blog](https://blog.maximeheckel.com).
 
-It's built with:
+## Tech Stack
 
 - Next.js
 - Stitches / CSS
 - MDX
 
 Design is handmade and packaged separately at [@maximeheckel/design-system](https://github.com/MaximeHeckel/design-system).
+
+## License
+
+### Source Code
+
+The source code of this repository is licensed under the MIT License. See the [LICENSE](https://github.com/MaximeHeckel/blog.maximeheckel.com/blob/main/LICENSE) file for more information.
+
+### Content
+
+The content of this repository (articles, blog posts, images, etc.) is licensed under the Creative Commons Attribution-NonCommercial 4.0 International (CC BY-NC 4.0) License. See the [LICENSE-CONTENT](https://github.com/MaximeHeckel/blog.maximeheckel.com/blob/main/content/LICENSE) file for more information.