typedef enum taphold_mode_t taphold_mode_t;
typedef struct taphold_t taphold_t;
extern taphold_t taphold_config;
extern uint16_t taphold_config_size;
// Dual keys tap/hold timeout.
// If key is tapped for less than this value, send key in addition to primary action after completing the action.
extern uint32_t taphold_timeout;
bool ;