[FL-2627] Flipper applications: SDK, build and debug system (#1387)

* Added support for running applications from SD card (FAPs - Flipper Application Packages)
* Added plugin_dist target for fbt to build FAPs
* All apps of type FlipperAppType.EXTERNAL and FlipperAppType.PLUGIN are built as FAPs by default
* Updated VSCode configuration for new fbt features - re-deploy stock configuration to use them
* Added debugging support for FAPs with fbt debug & VSCode
* Added public firmware API with automated versioning

Co-authored-by: hedger <hedger@users.noreply.github.com>
Co-authored-by: SG <who.just.the.doctor@gmail.com>
Co-authored-by: あく <alleteam@gmail.com>

applications/services/storage/storage_i.h

@@ -0,0 +1,28 @@
+#pragma once
+#include <furi.h>
+#include <gui/gui.h>
+#include "storage_glue.h"
+#include "storage_sd_api.h"
+#include "filesystem_api_internal.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define STORAGE_COUNT (ST_INT + 1)
+
+typedef struct {
+    ViewPort* view_port;
+    bool enabled;
+} StorageSDGui;
+
+struct Storage {
+    FuriMessageQueue* message_queue;
+    StorageData storage[STORAGE_COUNT];
+    StorageSDGui sd_gui;
+    FuriPubSub* pubsub;
+};
+
+#ifdef __cplusplus
+}
+#endif