Adds some TODOs

src/main/java/net/knarcraft/paidsigns/command/ListCommand.java

@@ -9,6 +9,8 @@ public class ListCommand implements CommandExecutor {
 
     @Override
     public boolean onCommand(@NotNull CommandSender sender, @NotNull Command command, @NotNull String label, @NotNull String[] args) {
+        //TODO: If no argument is given, list all paid sign names
+        //TODO: If an argument is given, output extensive information about the sign
         return false;
     }
 

src/main/java/net/knarcraft/paidsigns/command/ListConditionsCommand.java

@@ -9,6 +9,8 @@ public class ListConditionsCommand implements CommandExecutor {
 
     @Override
     public boolean onCommand(@NotNull CommandSender sender, @NotNull Command command, @NotNull String label, @NotNull String[] args) {
+        //TODO: If a paid sign name is given, print a short overview over the conditions
+        //TODO: If a paid sign name and a line is given, display everything about the condition
         return false;
     }