基本按键功能测试完成

components/control_plane/include/control_plane.h

@@ -126,6 +126,14 @@ esp_err_t control_plane_bootstrap_connectivity(const char *seed_ssid,
                                                const char *config_ap_ssid_prefix);
 bool control_plane_is_sta_connected(void);
 
+/**
+ * @brief Execute the Plan A boot sound policy with bounded caller semantics.
+ *
+ * The current platform voice-prompt backend may return ESP_ERR_NOT_SUPPORTED;
+ * callers should log and continue boot in that case.
+ */
+esp_err_t control_plane_play_boot_sound(int timeout_ms);
+
 /**
  * @brief Start multimodal client runtime.
  *
@@ -210,6 +218,7 @@ esp_err_t control_plane_fortune_refresh_now(void);
 
 esp_err_t control_plane_init_lcd_device(void);
 void control_plane_start_lcd_render_loop(void);
+esp_err_t control_plane_request_boot_expression(void);
 /**
  * @brief Stop LCD render loop with bounded teardown.
  *