add make command

.gitignore

+build/

CMakeLists.txt

-project(sfml-sample)
+project(double-trouble)
 cmake_minimum_required (VERSION 3.16.3 FATAL_ERROR)
 
 set(SRCDIR "${CMAKE_SOURCE_DIR}/src") 

Makefile

+run: build
+	./build/double-trouble
+
+build: $(shell find src -type f)
+	mkdir -p build/;
+	cmake -S . -B build/  
+	make -C build/;
+

README.md

 # Double Trouble
 
-A IMT3601 Games Programming project by Jonas and Viktor
\ No newline at end of file
+A IMT3601 Games Programming project by Jonas and Viktor
+
+## Getting started
+
+To run the game run:
+```
+make
+```
+

run.sh

+mkdir build
+cd build
+cmake ..
+make
+cd -
+./build/double-trouble
+

src/main.cpp

+#include <cstdio>
+
+int main() {
+	std::puts("Hello world\n");
+	return 0;
+}
+