Make source code actually readable & buildable

.gitmodules

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+[submodule "minhook"]
+	path = minhook
+	url = https://github.com/TsudaKageyu/minhook
+[submodule "json"]
+	path = json
+	url = https://github.com/nlohmann/json
+[submodule "gd.h"]
+	path = gd.h
+	url = https://github.com/Galster-dev/gd.h/
+[submodule "utfcpp"]
+	path = utfcpp
+	url = https://github.com/nemtrif/utfcpp
+[submodule "cocos-headers"]
+	path = cocos-headers
+	url = https://github.com/HJfod/cocos-headers

CMakeLists.txt

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+cmake_minimum_required(VERSION 3.0.0)
+
+project(gdl)
+
+file(GLOB_RECURSE GDL_SOURCES src/*.[hc]pp)
+
+set(CMAKE_CXX_STANDARD 17)
+
+add_subdirectory(minhook)
+add_subdirectory(json)
+add_subdirectory(cocos-headers)
+add_subdirectory(utfcpp)
+
+include_directories(src gd.h gd.h/include)
+
+add_library(gdl SHARED ${GDL_SOURCES})
+
+target_link_libraries(gdl PRIVATE cocos2d nlohmann_json::nlohmann_json minhook utf8cpp)