You'll need the following dependencies:
- glib-2.0
- gobject-2.0
- libaccountsservice-dev
- libdbus-1-dev
- libgranite-dev
- libgeoclue-2-dev
- meson
- valac
Run meson build to configure the build environment. Change to the build directory and run ninja to build
meson build --prefix=/usr
cd build
ninjaTo install, use ninja install, then execute with io.elementary.settings-daemon
ninja install
io.elementary.settings-daemon