feat(keyboard): 添加键盘核心模块和HID报告事件支持

- 添加keyboard_core_module.c实现键盘核心功能，包括按键映射、
  报告构建和状态管理
- 添加keyboard_hid_report_event相关文件，实现键盘HID报告事件
  的定义和处理
- 在CMakeLists.txt中注册新的源文件
- 定义键盘协议模式（BOOT/REPORT）和报告类型枚举
- 实现按键事件处理、模式切换响应和电源管理功能
- 支持多媒体控制键和标准键盘按键的不同处理逻辑

src/events/keyboard_hid_report_event.c

@@ -0,0 +1,107 @@
+#include <stdio.h>
+
+#include "keyboard_hid_report_event.h"
+
+#define KEYBOARD_HID_REPORT_EVENT_LOG_BUF_LEN 192
+
+static const char *mode_name(enum mode_switch_mode mode)
+{
+	switch (mode) {
+	case MODE_SWITCH_USB:
+		return "USB";
+	case MODE_SWITCH_24G:
+		return "2.4G";
+	case MODE_SWITCH_BLE:
+		return "BLE";
+	default:
+		return "?";
+	}
+}
+
+static const char *report_type_name(enum keyboard_report_type report_type)
+{
+	switch (report_type) {
+	case KEYBOARD_REPORT_TYPE_KEYS:
+		return "keys";
+	case KEYBOARD_REPORT_TYPE_CONSUMER:
+		return "consumer";
+	default:
+		return "?";
+	}
+}
+
+static const char *protocol_mode_name(enum keyboard_protocol_mode protocol_mode)
+{
+	switch (protocol_mode) {
+	case KEYBOARD_PROTOCOL_MODE_BOOT:
+		return "boot";
+	case KEYBOARD_PROTOCOL_MODE_REPORT:
+		return "report";
+	default:
+		return "?";
+	}
+}
+
+static void log_keyboard_hid_report_event(const struct app_event_header *aeh)
+{
+	const struct keyboard_hid_report_event *event =
+		cast_keyboard_hid_report_event(aeh);
+	char log_buf[KEYBOARD_HID_REPORT_EVENT_LOG_BUF_LEN];
+	int pos;
+
+	pos = snprintf(log_buf, sizeof(log_buf), "mode:%s type:%s protocol:%s len:%zu",
+		       mode_name(event->mode),
+		       report_type_name(event->report_type),
+		       protocol_mode_name(event->protocol_mode),
+		       event->dyndata.size);
+	if ((pos > 0) && (pos < sizeof(log_buf))) {
+		for (size_t i = 0; i < event->dyndata.size; i++) {
+			int tmp = snprintf(&log_buf[pos], sizeof(log_buf) - pos,
+					   " %02x", event->dyndata.data[i]);
+
+			if (tmp < 0) {
+				log_buf[sizeof(log_buf) - 2] = '~';
+				pos = tmp;
+				break;
+			}
+
+			pos += tmp;
+			if (pos >= sizeof(log_buf)) {
+				break;
+			}
+		}
+	}
+
+	if (pos < 0) {
+		APP_EVENT_MANAGER_LOG(aeh, "log message preparation failure");
+		return;
+	}
+
+	APP_EVENT_MANAGER_LOG(aeh, "%s", log_buf);
+}
+
+static void profile_keyboard_hid_report_event(struct log_event_buf *buf,
+					      const struct app_event_header *aeh)
+{
+	const struct keyboard_hid_report_event *event =
+		cast_keyboard_hid_report_event(aeh);
+
+	nrf_profiler_log_encode_uint8(buf, event->mode);
+	nrf_profiler_log_encode_uint8(buf, event->report_type);
+	nrf_profiler_log_encode_uint8(buf, event->protocol_mode);
+	nrf_profiler_log_encode_uint8(buf, (uint8_t)event->dyndata.size);
+}
+
+APP_EVENT_INFO_DEFINE(keyboard_hid_report_event,
+		      ENCODE(NRF_PROFILER_ARG_U8,
+			     NRF_PROFILER_ARG_U8,
+			     NRF_PROFILER_ARG_U8,
+			     NRF_PROFILER_ARG_U8),
+		      ENCODE("mode", "report_type", "protocol_mode", "len"),
+		      profile_keyboard_hid_report_event);
+
+APP_EVENT_TYPE_DEFINE(keyboard_hid_report_event,
+		      log_keyboard_hid_report_event,
+		      &keyboard_hid_report_event_info,
+		      APP_EVENT_FLAGS_CREATE(
+			      APP_EVENT_TYPE_FLAGS_INIT_LOG_ENABLE));