Didn't compile on Ubuntu 22.04

[gnarlin]

Package gtk+-3.0 was not found in the pkg-config search path.
Perhaps you should add the directory containing gtk+-3.0.pc' to the PKG_CONFIG_PATH environment variable No package 'gtk+-3.0' found Package gtk+-3.0 was not found in the pkg-config search path. Perhaps you should add the directory containing gtk+-3.0.pc'
to the PKG_CONFIG_PATH environment variable
Package 'gtk+-3.0', required by 'gtk-layer-shell-0', not found
mkdir -p bin
gcc src/activate_linux.c -o bin/activate-linux
In file included from src/activate_linux.c:1:
/usr/include/gtk-layer-shell/gtk-layer-shell.h:15:10: fatal error: gtk/gtk.h: No such file or directory
15 | #include <gtk/gtk.h>
| ^~~~~~~~~~~
compilation terminated.
make: *** [Makefile:8: activate-linux] Error 1

I already installed: libgtk-layer-shell-dev libgtk-layer-shell0 to try to fix this.

[panekj]

you need libgtk-3-dev