Wip protocol tests - #1270

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/setup-go@v3. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/

Include file: <QString> not found. Please note: Cppcheck does not need standard library headers to get proper results.

Include file: <functional> not found. Please note: Cppcheck does not need standard library headers to get proper results.

Include file: <wglobal.h> not found. Please note: Cppcheck does not need standard library headers to get proper results.

The function 'postInit' is never used.

Include file: <wlr_all.h> not found. Please note: Cppcheck does not need standard library headers to get proper results.

Include file: <wserver.h> not found. Please note: Cppcheck does not need standard library headers to get proper results.

Include file: <wbackend.h> not found. Please note: Cppcheck does not need standard library headers to get proper results.

Include file: <wrenderhelper.h> not found. Please note: Cppcheck does not need standard library headers to get proper results.

Include file: <QGuiApplication> not found. Please note: Cppcheck does not need standard library headers to get proper results.