server migration to TypeScript

fetch-yt-dlp.sh

@@ -0,0 +1,16 @@
+#!/bin/bash
+
+echo "Downloading latest yt-dlp build..."
+
+rm -f yt-dlp
+
+RELEASE=$(curl --silent "https://api.github.com/repos/yt-dlp/yt-dlp/releases/latest" | 
+    grep '"tag_name":' |                                            
+    sed -E 's/.*"([^"]+)".*/\1/'
+)
+
+wget "https://github.com/yt-dlp/yt-dlp/releases/download/$RELEASE/yt-dlp"
+
+chmod +x yt-dlp
+
+echo "Done!"