treewide: use tags instead of keywords as a key

site/blog/2024-03-04-htmnix.md

@@ -2,7 +2,7 @@
 title: HTMNIX
 description: How the absolutely cursed HTMNIX project works.
 
-keywords:
+tags:
 - html
 - nix
 ---

site/blog/2024-04-02-cosmic-drift.md

@@ -2,9 +2,9 @@
 title: Cosmic Drift
 description: Or how I missed the school bus because of a cosmic ray.
 
-keywords:
-  - time
-  - unix-timestamps
+tags:
+- time
+- unix-timestamps
 ---
 
 So, every day I wake up at 6:55, get dressed by 7, walk to the bus stop by 7:13

site/blog/2024-04-15-nix-iceberg.md

@@ -2,9 +2,9 @@
 title: Explaining the Nix iceberg
 description: And revealing how cursed Nix is.
 
-draft: true
+unlisted: true
 
-keywords:
+tags:
 - nix
 ---
 

site/blog/2024-05-20-swap-i.md

@@ -2,7 +2,7 @@
 title: Swap the `ı` and `i` key on your keyboard for faster modal editing
 description: How to swap the ı and i key on your Turkish keyboard on Linux.
 
-keywords:
+tags:
 - localisation
 - modal-editors
 ---

site/blog/2024-09-30-gitignore.md

@@ -5,7 +5,7 @@ description: And how to roll the rock over the edge.
 color: "#A5804C"
 thumbnail: /assets/images/sisyphus-ds-store.webp
 
-keywords:
+tags:
 - vcs
 ---
 

site/blog/2025-06-05-why-cores.md

@@ -4,7 +4,7 @@ title: "Why more `/sys/class/hwmon/*/temp*_label` than CPU cores?"
 color: "#99CF9F"
 thumbnail: /assets/images/cpu-dumb.webp
 
-keywords:
+tags:
 - hardware
 ---