新的架构设计文档和核心系统数据结构及接口声明

docs/min_core_draft/wm_policy.h

@@ -0,0 +1,26 @@
+#pragma once
+
+#include "wm_command.h"
+#include "wm_event.h"
+#include "wm_layout.h"
+#include "wm_plan.h"
+#include "wm_state.h"
+
+typedef struct wm_command_buffer_t {
+  wm_command_t *items;
+  size_t count;
+  size_t capacity;
+} wm_command_buffer_t;
+
+void wm_command_buffer_init(wm_command_buffer_t *buffer);
+void wm_command_buffer_reset(wm_command_buffer_t *buffer);
+void wm_command_buffer_shutdown(wm_command_buffer_t *buffer);
+
+bool wm_command_buffer_push(wm_command_buffer_t *buffer, wm_command_t command);
+
+bool wm_policy_route_event(const wm_state_t *state, const wm_event_t *event,
+                           wm_command_buffer_t *out);
+
+bool wm_policy_apply_command(wm_state_t *state,
+                             const wm_layout_registry_t *layouts,
+                             const wm_command_t *command, wm_plan_t *plan);