minor fixes for new psb

posts/HackBU2024.md

@@ -93,6 +93,7 @@ services:
     depends_on:
       - backend
 ```
+
 and here's an nginx config
 
 ```nginx

posts/invidious_and_goals.md

@@ -47,6 +47,7 @@ function handlePage(authority,response){
     }
 }
 ```
+
 Yeah, pretty simple but allow me to explain what bits of these 2 functions are doing and why.
 
 ```js