adding in basic helloworld

.clangd

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+CompileFlags:
+  Add: []
+

.gitignore

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+# Prerequisites
+*.d
+
+# Compiled Object files
+*.slo
+*.lo
+*.o
+*.obj
+
+# Precompiled Headers
+*.gch
+*.pch
+
+# Compiled Dynamic libraries
+*.so
+*.dylib
+*.dll
+
+# Fortran module files
+*.mod
+*.smod
+
+# Compiled Static libraries
+*.lai
+*.la
+*.a
+*.lib
+
+# Executables
+*.exe
+*.out
+*.app
+
+build/
+

CMakeLists.txt

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+cmake_minimum_required(VERSION 3.15)
+
+project(HelloWorld)
+
+# gstreamer-1.0
+find_package(PkgConfig REQUIRED)
+
+set(CMAKE_CXX_STANDARD 14)
+
+set (source_dir "./src")
+file (GLOB source_files "${source_dir}/*.cpp")
+file (GLOB header_files "${source_dir}/*.h")
+
+add_executable(HelloWorld ${source_files})
+
+target_include_directories(HelloWorld PUBLIC ${source_dir})

run.sh

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+#!/bin/sh
+
+rm -rf build/
+mkdir -p build/
+cd build
+
+# Build the project
+cmake -G "Unix Makefiles" -DCMAKE_BUILD_TYPE=Debug ..
+
+make
+
+./HelloWorld

src/main.cpp

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+#include <iostream>
+
+int main() {
+  std::cout << "Hello World!" << std::endl;
+}