[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/system/updater/views/updater_main.h

@@ -0,0 +1,26 @@
+#pragma once
+
+#include <gui/view.h>
+
+typedef struct UpdaterMainView UpdaterMainView;
+typedef struct FuriPubSubSubscription FuriPubSubSubscription;
+typedef struct ViewDispatcher ViewDispatcher;
+typedef void (*UpdaterMainInputCallback)(InputType type, void* context);
+
+View* updater_main_get_view(UpdaterMainView* main_view);
+
+UpdaterMainView* updater_main_alloc();
+
+void updater_main_free(UpdaterMainView* main_view);
+
+void updater_main_model_set_state(
+    UpdaterMainView* main_view,
+    const char* message,
+    uint8_t progress,
+    bool failed);
+
+void updater_main_set_storage_pubsub(UpdaterMainView* main_view, FuriPubSubSubscription* sub);
+
+FuriPubSubSubscription* updater_main_get_storage_pubsub(UpdaterMainView* main_view);
+
+void updater_main_set_view_dispatcher(UpdaterMainView* main_view, ViewDispatcher* view_dispatcher);