添加人体门状态检测功能，包含初始化和读取状态的逻辑，并更新主程序以集成此功能

main/main.cpp

@@ -21,6 +21,7 @@
 #include "aht30.h"
 #include "MQ-2.h"
 #include "JW01.h"
+#include "human_door.h"
 
 #define TAG "MAIN"
 #define CO2_SPOILAGE_THRESHOLD_PPM 1000.0f
@@ -35,6 +36,8 @@ typedef struct
     float tvoc;
     float hcho;
     float co2;
+    bool human_present;
+    bool door_closed;
 } env_data_t;
 
 static env_data_t s_env_data;
@@ -81,6 +84,26 @@ static void ui_task(void *arg)
     }
 }
 
+static void status_task(void *arg)
+{
+    (void)arg;
+    for (;;) {
+        human_door_state_t io_state{};
+        if (human_door_read(&io_state) == ESP_OK) {
+            set_var_hum_status(io_state.human_present ? "有人" : "无人");
+            set_var_door_status(io_state.door_closed ? "关闭" : "开启");
+
+            if (s_env_data_lock) {
+                xSemaphoreTake(s_env_data_lock, portMAX_DELAY);
+                s_env_data.human_present = io_state.human_present;
+                s_env_data.door_closed = io_state.door_closed;
+                xSemaphoreGive(s_env_data_lock);
+            }
+        }
+        vTaskDelay(pdMS_TO_TICKS(200));
+    }
+}
+
 extern "C" void app_main(void)
 {
     vTaskDelay(pdMS_TO_TICKS(100));
@@ -123,6 +146,11 @@ extern "C" void app_main(void)
     // JW01 使用 UART0(GPIO43/44)
     ESP_ERROR_CHECK(jw01_init());
 
+    // GPIO16: HC-SR312, GPIO17: Door switch(低电平=关门)
+    ESP_ERROR_CHECK(human_door_init());
+    set_var_hum_status("无人");
+    set_var_door_status("关闭");
+
     // 6. 创建传感器读取任务
     xTaskCreate([](void *arg)
                 {
@@ -190,5 +218,8 @@ extern "C" void app_main(void)
                 xSemaphoreGive(s_env_data_lock);
             }
             vTaskDelay(pdMS_TO_TICKS(1000));
-        } }, "sensor_task", 4096 * 2, (void *)aht30_dev, 6, NULL);
+        } }, "sensor_task", 4096 * 3, (void *)aht30_dev, 6, NULL);
+
+    // 独立任务：人体与门状态检测
+    xTaskCreate(status_task, "status_task", 4096, NULL, 6, NULL);
 }