feat: add more protocols + touch support:

* add touch support (experimental)
* add support for wlr_cursor_shape_v1
* add support for wlr_relative_pointer_manager_v1

diyac.c

@@ -181,6 +181,7 @@ int main(int argc, char *argv[])
     wlr_single_pixel_buffer_manager_v1_create(server.wl_display);
     wlr_fractional_scale_manager_v1_create(server.wl_display, 1);
     diya_init_idle_manager(server.wl_display);
+    server.relative_pointer_manager = wlr_relative_pointer_manager_v1_create(server.wl_display);
 
     /* Set up xdg-shell version 6 The xdg-shell is a Wayland protocol which is
      * used for application windows. For more detail on shells, refer to
@@ -277,6 +278,7 @@ int main(int argc, char *argv[])
     {
         wl_event_source_remove(server.proc_mon);
     }
+    diyac_finish_cusor_manager(&server);
     wl_list_remove(&server.new_xdg_toplevel.link);
     wl_list_remove(&server.new_layer_surface.link);
     wl_list_remove(&server.new_output.link);