Minor changes

config.yaml

@@ -48,7 +48,7 @@ frontend:
   remote_access: true
   sparklines: true
   virtual_keyboard: true
-  user_lang: en
+  user_lang: userlang
 
 # NETWORK -
 # Some elements related to the network configuration, such as

install.sh

@@ -49,7 +49,7 @@ set_userlang() {
     read lang
 
     if [[ " ${LOCALES[@]} " =~ " ${lang} " ]]; then
-        sed -i "s/userlang/${$lang}/g" /usr/share/tinycheck/config.yaml
+        sed -i "s/userlang/${lang}/g" /usr/share/tinycheck/config.yaml
         echo -e "\e[92m    [✔] User language setted!\e[39m"
     else 
         echo -e "\e[91m    [✘] You must choose between the languages proposed, let's retry.\e[39m"