[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/desktop/views/desktop_events.h

@@ -0,0 +1,44 @@
+#pragma once
+
+typedef enum {
+    DesktopMainEventOpenLockMenu,
+    DesktopMainEventOpenArchive,
+    DesktopMainEventOpenFavoritePrimary,
+    DesktopMainEventOpenFavoriteSecondary,
+    DesktopMainEventOpenMenu,
+    DesktopMainEventOpenDebug,
+    DesktopMainEventOpenPassport, /**< Broken, don't use it */
+    DesktopMainEventOpenPowerOff,
+
+    DesktopLockedEventUnlocked,
+    DesktopLockedEventUpdate,
+    DesktopLockedEventShowPinInput,
+
+    DesktopPinInputEventResetWrongPinLabel,
+    DesktopPinInputEventUnlocked,
+    DesktopPinInputEventUnlockFailed,
+    DesktopPinInputEventBack,
+
+    DesktopPinTimeoutExit,
+
+    DesktopDebugEventDeed,
+    DesktopDebugEventWrongDeed,
+    DesktopDebugEventSaveState,
+    DesktopDebugEventExit,
+
+    DesktopLockMenuEventLock,
+    DesktopLockMenuEventPinLock,
+    DesktopLockMenuEventExit,
+
+    DesktopAnimationEventCheckAnimation,
+    DesktopAnimationEventNewIdleAnimation,
+    DesktopAnimationEventInteractAnimation,
+
+    DesktopSlideshowCompleted,
+    DesktopSlideshowPoweroff,
+
+    // Global events
+    DesktopGlobalBeforeAppStarted,
+    DesktopGlobalAfterAppFinished,
+    DesktopGlobalAutoLock,
+} DesktopEvent;