chore: add gray-matter dependency for markdown frontmatter parsing

public/images/people/lee_smet/lee_smet.md

@@ -2,16 +2,34 @@
 id: lee_smet
 name: Lee Smet
 rank: 2
-memberships: [foundation, tech, technology_council]
-category: [foundation]
-bio: In order to have a nice planet to live on for the next decades, we need to preserve what we have now. This means we need to stop wasting scarce resources, and move towards a more sustainable ecosystem. If existing technology can not, or refuses to become greener, then we will need to create this technology from scratch.
-excerpt: In order to have a nice planet to live on for the next decades, we need to preserve what we have now.
-linkedin: https://www.linkedin.com/in/lee-smet-4a279a136/
-github: https://github.com/LeeSmet
-websites: https://threefold.io/
+memberships:
+  - foundation
+  - tech
+  - technology_council
+category:
+  - foundation
+bio: >-
+  In order to have a nice planet to live on for the next decades, we need to
+  preserve what we have now. This means we need to stop wasting scarce
+  resources, and move towards a more sustainable ecosystem. If existing
+  technology can not, or refuses to become greener, then we will need to create
+  this technology from scratch.
+excerpt: >-
+  In order to have a nice planet to live on for the next decades, we need to
+  preserve what we have now.
+linkedin: 'https://www.linkedin.com/in/lee-smet-4a279a136/'
+github: 'https://github.com/LeeSmet'
+websites: 'https://threefold.io/'
 image: ./lee_smet.png
-projects: [threefold_tech]
-countries: [Belgium]
-cities: [Lochristi]
+projects:
+  - threefold_tech
+countries:
+  - Belgium
+cities:
+  - Lochristi
 private: 0
+title: >-
+  In order to have a nice planet to live on for the next decades, we need to
+  preserve what we have now
 ---
+