Added cmake

CMakeLists.txt

@@ -0,0 +1,15 @@
+cmake_minimum_required(VERSION 4.0)
+project(bits-runner-builder LANGUAGES CXX)
+
+set(CMAKE_CXX_STANDARD 17)
+
+find_package(LLVM REQUIRED CONFIG)
+include_directories(${LLVM_INCLUDE_DIRS})
+link_directories(${LLVM_LIBRARY_DIRS})
+
+file(GLOB_RECURSE SOURCES
+    src/*.cpp
+    src/**/*.cpp)
+add_executable(brb ${SOURCES})
+
+target_link_libraries(brb llvm)