fix: doesn't work with sh, just bash

abyss.go

@@ -43,7 +43,7 @@ func main() {
 		app.filesDir = "./files"
 	}
 
-	if app.port == "" {
+	if app.port == ":" {
 		slog.Info("running on default port")
 		app.port = ":3235"
 	} else {

generate_config.sh

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 echo "Press enter to use the default value '[value]' or use a custom value"
 
 read -p "Server domain name - this is the end url of where abyss will be hosted []: " -e ABYSS_URL