feat(config): 添加配置窗口边框 API

src/core/runtime.h

@@ -1,7 +1,9 @@
 #pragma once
 
 #include <stddef.h>
+#include <stdint.h>
 
+#include "base/color.h"
 #include "core/backend.h"
 #include "core/binding.h"
 #include "core/command_buffer.h"
@@ -9,6 +11,13 @@
 #include "core/plan.h"
 #include "core/rules.h"
 #include "core/state.h"
+#include "core/types.h"
+
+typedef struct border_config_t {
+  uint32_t width;
+  color_t normal_color;
+  color_t focused_color;
+} border_config_t;
 
 typedef struct runtime_init_desc_t {
   backend_t *backend;
@@ -17,6 +26,7 @@ typedef struct runtime_init_desc_t {
 
   layout_registry_t layouts;
   rules_t rules;
+  border_config_t border;
   workspace_desc_t *workspaces;
   size_t workspace_count;
   void *config_module_handle;
@@ -33,6 +43,7 @@ typedef struct runtime_t {
   layout_result_t layout_result;
   layout_registry_t layouts;
   rules_t rules;
+  border_config_t border;
   backend_t *backend;
   void *config_module_handle;
   binding_table_t *binding_table;