* Add a script to build and install cairo
* Update gui tests for cairo 1.18.0
* update script to set env vars
* Make the script run with plain python
* Prefer the recently built one in pkg-config
* Skip the built if it's windows
* CI: build and install latest cairo
* CI: only run when cache is missed
* Disable compiling tests while building cairo
* update poetry lock file
* Display the cairo version when running pytest
* fixup
* tests: skip graphical test when cairo is old
* fix the path to find the pkgconfig files on linux
* set the LD_LIBRARY_PATH too
only then it'll work on linux
* fixup
* small fixup
* Move the script inside `.github/scripts` folder
* Make the minimum cairo version a constant
* Seperate setting env vars to a sperate step
this seem to have broken when cache is hit
