[FL-3134] BadUSB: Script interpreter refactoring (#2485)

* Script command and character tables
* Non-blocking stringdelay, docs update
* altchar/altstring fix
* Layout select UI fix
* Remove debug print

Co-authored-by: あく <alleteam@gmail.com>

applications/main/bad_usb/helpers/ducky_script.h

@@ -0,0 +1,50 @@
+#pragma once
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <furi.h>
+#include <furi_hal.h>
+
+typedef enum {
+    BadUsbStateInit,
+    BadUsbStateNotConnected,
+    BadUsbStateIdle,
+    BadUsbStateWillRun,
+    BadUsbStateRunning,
+    BadUsbStateDelay,
+    BadUsbStateStringDelay,
+    BadUsbStateDone,
+    BadUsbStateScriptError,
+    BadUsbStateFileError,
+} BadUsbWorkerState;
+
+typedef struct {
+    BadUsbWorkerState state;
+    uint16_t line_cur;
+    uint16_t line_nb;
+    uint32_t delay_remain;
+    uint16_t error_line;
+    char error[64];
+} BadUsbState;
+
+typedef struct BadUsbScript BadUsbScript;
+
+BadUsbScript* bad_usb_script_open(FuriString* file_path);
+
+void bad_usb_script_close(BadUsbScript* bad_usb);
+
+void bad_usb_script_set_keyboard_layout(BadUsbScript* bad_usb, FuriString* layout_path);
+
+void bad_usb_script_start(BadUsbScript* bad_usb);
+
+void bad_usb_script_stop(BadUsbScript* bad_usb);
+
+void bad_usb_script_toggle(BadUsbScript* bad_usb);
+
+BadUsbState* bad_usb_script_get_state(BadUsbScript* bad_usb);
+
+#ifdef __cplusplus
+}
+#endif