Adds an unfinished implementation of the config command, which is only able to display config options for now

src/main/java/net/knarcraft/stargate/command/CommandConfig.java

@@ -0,0 +1,50 @@
+package net.knarcraft.stargate.command;
+
+import net.knarcraft.stargate.Stargate;
+import net.knarcraft.stargate.config.ConfigOption;
+import org.bukkit.ChatColor;
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandExecutor;
+import org.bukkit.command.CommandSender;
+import org.bukkit.entity.Player;
+import org.jetbrains.annotations.NotNull;
+
+/**
+ * This command represents the config command for changing config values
+ */
+public class CommandConfig implements CommandExecutor {
+
+    @Override
+    public boolean onCommand(@NotNull CommandSender commandSender, @NotNull Command command, @NotNull String s,
+                             @NotNull String[] args) {
+        if (commandSender instanceof Player player) {
+            if (!player.hasPermission("stargate.admin")) {
+                Stargate.getMessageSender().sendErrorMessage(commandSender, "Permission Denied");
+                return true;
+            }
+        }
+
+        if (args.length > 1) {
+            //TODO: Do stuff
+        } else {
+            //TODO: Display list of config values
+            displayConfigValues(commandSender);
+        }
+        return true;
+    }
+
+    /**
+     * Displays the name and a small description of every config value
+     *
+     * @param sender <p>The command sender to display the config list to</p>
+     */
+    private void displayConfigValues(CommandSender sender) {
+        sender.sendMessage(ChatColor.GREEN + Stargate.getBackupString("prefix") + ChatColor.GOLD +
+                "Config values:");
+        for (ConfigOption option : ConfigOption.values()) {
+            sender.sendMessage(ChatColor.GOLD + option.getName() + ChatColor.WHITE + " - " + ChatColor.GREEN +
+                    option.getDescription() + " (" + option.getDefaultValue() + ")");
+        }
+    }
+
+}