Migrate all commands to new lib

exp_scenario/module/commands/enemy.lua

@@ -0,0 +1,30 @@
+--[[-- Commands - Enemy
+Adds a commands of handling the enemy force, such as killing all or disabling them
+]]
+
+local Commands = require("modules/exp_commands")
+
+--- Kill all enemies
+Commands.new("kill-enemies", { "exp-commands_enemy.description-kill" })
+    :add_aliases{ "kill-biters" }
+    :add_flags{ "admin_only" }
+    :register(function(player)
+        game.forces["enemy"].kill_all_units()
+        game.print{ "exp-commands_enemy.kill", player.name }
+    end)
+
+--- Remove all enemies on a surface
+Commands.new("remove-enemies", { "exp-commands_enemy.description-remove" })
+    :optional("surface", { "exp-commands_enemy.arg-surface" }, Commands.types.surface)
+    :add_aliases{ "remove-biters" }
+    :add_flags{ "admin_only" }
+    :defaults{
+        surface = function(player) return player.surface end
+    }
+    :register(function(player, surface)
+        for _, entity in pairs(surface.find_entities_filtered{ force = "enemy" }) do
+            entity.destroy()
+        end
+        -- surface.map_gen_settings.autoplace_controls["enemy-base"].size = "none" -- TODO make this work for SA
+        game.print{ "exp-commands_enemy.remove", player.name }
+    end)