How to install SDL 3 on Linux
git clone https://github.com/libsdl-org/SDL.git
cd SDL
mkdir build && cd build
cmake .. -DSDL3_BUILD_SHARED=ON
make -j$(nproc)
sudo make install
git clone https://github.com/libsdl-org/SDL.git
cd SDL
mkdir build && cd build
cmake .. -DSDL3_BUILD_SHARED=ON
make -j$(nproc)
sudo make install