fix debug upload step

publish appdir for x86_64 debugging

Merge pull request #38 from mqtt-viewer/feat/appimage-linux

Feat/linux AppImage support

testing appimage builds on CI v2

testing appimage builds on CI

Merge pull request #37 from mqtt-viewer/fix/writing-protobuf-files-linux

fix protobuf files not loading correctly in some cases

Merge pull request #33 from mqtt-viewer/feat/automatic-json-formatting

Feat/automatic json formatting

Merge pull request #29 from mqtt-viewer/fix/sparkplug-decoding

fix protobuf dir creation

Merge pull request #20 from mqtt-viewer/fix/sparkplug-prefix-check-crash

fix shorter topics crashing the application when checking for a sparkplug prefix

Merge pull request #20 from mqtt-viewer/fix/sparkplug-prefix-check-crash

fix shorter topics crashing the application when checking for a sparkplug prefix