Mention pages are in diet-ng format

ntrel · WebFreak001 · commit 29b51e09f924 · 2023-08-03T12:36:28.000+02:00
diff --git a/README.md b/README.md
@@ -11,3 +11,8 @@ How to build & run locally
 ```
 dub
 ```
+
+Pages
+-----
+Documentation under `views/` is written in `diet-ng` template format,
+see https://code.dlang.org/packages/diet-ng.
