You'll need the following dependencies:

• glib-2.0
• gobject-2.0
• libaccountsservice-dev
• libdbus-1-dev
• libfwupd-dev
• libgdk-pixbuf2.0-dev
• libgeoclue-2-dev
• libgexiv2-dev
• libgranite-7-dev
• libpackagekit-glib2-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
ninja

To install, use ninja install, then execute with io.elementary.settings-daemon

ninja install
io.elementary.settings-daemon