[FL-3097] fbt, faploader: minimal app module implementation (#2420)

* fbt, faploader: minimal app module implementation
* faploader, libs: moved API hashtable core to flipper_application
* example: compound api
* lib: flipper_application: naming fixes, doxygen comments
* fbt: changed `requires` manifest field behavior for app extensions
* examples: refactored plugin apps; faploader: changed new API naming; fbt: changed PLUGIN app type meaning
* loader: dropped support for debug apps & plugin menus
* moved applications/plugins -> applications/external
* Restored x bit on chiplist_convert.py
* git: fixed free-dap submodule path
* pvs: updated submodule paths
* examples: example_advanced_plugins.c: removed potential memory leak on errors
* examples: example_plugins: refined requires
* fbt: not deploying app modules for debug/sample apps; extra validation for .PLUGIN-type apps
* apps: removed cdefines for external apps
* fbt: moved ext app path definition
* fbt: reworked fap_dist handling; f18: synced api_symbols.csv
* fbt: removed resources_paths for extapps
* scripts: reworked storage
* scripts: reworked runfap.py & selfupdate.py to use new api
* wip: fal runner
* fbt: moved file packaging into separate module
* scripts: storage: fixes
* scripts: storage: minor fixes for new api
* fbt: changed internal artifact storage details for external apps
* scripts: storage: additional fixes and better error reporting; examples: using APP_DATA_PATH()
* fbt, scripts: reworked launch_app to deploy plugins; moved old runfap.py to distfap.py
* fbt: extra check for plugins descriptors
* fbt: additional checks in emitter
* fbt: better info message on SDK rebuild
* scripts: removed requirements.txt
* loader: removed remnants of plugins & debug menus
* post-review fixes

applications/external/dap_link/gui/views/dap_main_view.h

@@ -0,0 +1,45 @@
+#pragma once
+#include <gui/view.h>
+
+typedef struct DapMainView DapMainView;
+
+typedef void (*DapMainViewButtonCallback)(void* context);
+
+typedef enum {
+    DapMainViewVersionUnknown,
+    DapMainViewVersionV1,
+    DapMainViewVersionV2,
+} DapMainViewVersion;
+
+typedef enum {
+    DapMainViewModeDisconnected,
+    DapMainViewModeSWD,
+    DapMainViewModeJTAG,
+} DapMainViewMode;
+
+DapMainView* dap_main_view_alloc();
+
+void dap_main_view_free(DapMainView* dap_main_view);
+
+View* dap_main_view_get_view(DapMainView* dap_main_view);
+
+void dap_main_view_set_left_callback(
+    DapMainView* dap_main_view,
+    DapMainViewButtonCallback callback,
+    void* context);
+
+void dap_main_view_set_mode(DapMainView* dap_main_view, DapMainViewMode mode);
+
+void dap_main_view_set_version(DapMainView* dap_main_view, DapMainViewVersion version);
+
+void dap_main_view_set_dap(DapMainView* dap_main_view, bool active);
+
+void dap_main_view_set_tx(DapMainView* dap_main_view, bool active);
+
+void dap_main_view_set_rx(DapMainView* dap_main_view, bool active);
+
+void dap_main_view_set_usb_connected(DapMainView* dap_main_view, bool connected);
+
+void dap_main_view_set_baudrate(DapMainView* dap_main_view, uint32_t baudrate);
+
+void dap_main_view_update(DapMainView* dap_main_view);