Fetch nlohmann_json for prebuilt TDLib builds

CMakeLists.txt

@@ -17,6 +17,17 @@ set(TELEGRAM_TUI_TDLIB_ROOT ""
 set(CURSES_NEED_WIDE TRUE)
 find_package(Curses REQUIRED)
 
+find_package(nlohmann_json QUIET)
+if(NOT nlohmann_json_FOUND)
+  FetchContent_Declare(
+    nlohmann_json
+    GIT_REPOSITORY https://github.com/nlohmann/json.git
+    GIT_TAG v3.11.3
+    GIT_SHALLOW TRUE
+  )
+  FetchContent_MakeAvailable(nlohmann_json)
+endif()
+
 set(TELEGRAM_TUI_APP_CONFIG_PATH "")
 if(DEFINED ENV{XDG_DATA_HOME} AND NOT "$ENV{XDG_DATA_HOME}" STREQUAL "")
   set(TELEGRAM_TUI_APP_CONFIG_PATH "$ENV{XDG_DATA_HOME}/telegram-tui/config.json")
@@ -119,7 +130,7 @@ if(CLANG_FORMAT_BIN)
 endif()
 
 target_include_directories(shinoa PRIVATE ${CURSES_INCLUDE_DIRS} ${CMAKE_CURRENT_BINARY_DIR})
-target_link_libraries(shinoa PRIVATE ${CURSES_LIBRARIES})
+target_link_libraries(shinoa PRIVATE ${CURSES_LIBRARIES} nlohmann_json::nlohmann_json)
 
 if(TELEGRAM_TUI_USE_SYSTEM_TDLIB)
   target_link_libraries(shinoa PRIVATE Td::TdJson)