[FL-3629] fbt: reworked assets & resources handling (#3160)

* fbt: reworking targets & assets handling WIP
* fbt: dist fixes
* fbt: moved SD card resources to owning apps
* unit_tests: moved resources to app folder
* github: updated unit_tests paths
* github: packaging fixes
* unit_tests: fixes
* fbt: assets: internal cleanup
* fbt: reworked assets handling
* github: unit_tests: reintroducing fixes
* minor cleanup
* fbt: naming changes to reflect private nature of scons tools
* fbt: resources: fixed dist archive paths
* docs: updated paths
* docs: updated more paths
* docs: included "resources" parameter in app manifest docs; updated assets readme
* updated gitignore for assets
* github: updated action versions
* unit_tests: restored timeout; scripts: assets: logging changes
* gh: don't upload desktop animations for unit test run

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

targets/f7/ble_glue/services/serial_service.h

@@ -0,0 +1,55 @@
+#pragma once
+
+#include <stdint.h>
+#include <stdbool.h>
+
+#define SERIAL_SVC_DATA_LEN_MAX (486)
+#define SERIAL_SVC_CHAR_VALUE_LEN_MAX (243)
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef enum {
+    SerialServiceRpcStatusNotActive = 0UL,
+    SerialServiceRpcStatusActive = 1UL,
+} SerialServiceRpcStatus;
+
+typedef enum {
+    SerialServiceEventTypeDataReceived,
+    SerialServiceEventTypeDataSent,
+    SerialServiceEventTypesBleResetRequest,
+} SerialServiceEventType;
+
+typedef struct {
+    uint8_t* buffer;
+    uint16_t size;
+} SerialServiceData;
+
+typedef struct {
+    SerialServiceEventType event;
+    SerialServiceData data;
+} SerialServiceEvent;
+
+typedef uint16_t (*SerialServiceEventCallback)(SerialServiceEvent event, void* context);
+
+void serial_svc_start();
+
+void serial_svc_set_callbacks(
+    uint16_t buff_size,
+    SerialServiceEventCallback callback,
+    void* context);
+
+void serial_svc_set_rpc_status(SerialServiceRpcStatus status);
+
+void serial_svc_notify_buffer_is_empty();
+
+void serial_svc_stop();
+
+bool serial_svc_is_started();
+
+bool serial_svc_update_tx(uint8_t* data, uint16_t data_len);
+
+#ifdef __cplusplus
+}
+#endif