Change World.enableRest to only take port

src/world.zig

@@ -49,8 +49,8 @@ pub fn World(comptime ctx: anytype) type {
             flecszigble.allocator.destroy(self);
         }
 
-        pub fn enableRest(self: *Self, options: struct { port: u16 = 0, addr: ?[:0]const u8 = null }) !void {
+        pub fn enableRest(self: *Self, port: u16) !void {
-            try self.set(flecs.rest.Rest, .{ .port = options.port, .ipaddr = @constCast(options.addr) });
+            try self.set(flecs.rest.Rest, .{ .port = port });
         }
 
         pub fn progress(self: *Self, delta_time: f32) bool {
@@ -297,7 +297,7 @@ test "World REST API" {
     flecszigble.init(alloc);
     var world = try World(void).init();
     defer world.deinit();
-    try world.enableRest(.{ .port = 42666 });
+    try world.enableRest(42666);
 
     const Runner = struct {
         pub fn run(w: *World(void)) void {