First, probably idiotic, travisci attempt.

.travis.yml

@@ -0,0 +1,32 @@
+language: cpp
+compiler: gcc
+sudo: require
+dist: xenial
+
+before_install:
+  - sudo add-apt-repository ppa:beineri/opt-qt-5.12.3-xenial -y
+  - sudo apt-get update -qq
+
+install:
+  - sudo apt-get -y install qt512base qt512connectivity qt512imageformats qt512serialport qt512serialbus libgl1-mesa-dev
+  - source /opt/qt*/bin/qt*-env.sh
+
+script:
+  - qmake CONFIG+=release PREFIX=/usr
+  - make -j$(nproc)
+  - make INSTALL_ROOT=appdir -j$(nproc) install ; find appdir/
+  - wget -c -nv "https://github.com/probonopd/linuxdeployqt/releases/download/continuous/linuxdeployqt-continuous-x86_64.AppImage"
+  - chmod a+x linuxdeployqt-continuous-x86_64.AppImage
+  # export VERSION=... # linuxdeployqt uses this for naming the file
+  - ./linuxdeployqt-continuous-x86_64.AppImage appdir/usr/share/applications/*.desktop -appimage
+
+after_success:
+  # find appdir -executable -type f -exec ldd {} \; | grep " => /usr" | cut -d " " -f 2-3 | sort | uniq # for debugging
+  # curl --upload-file APPNAME*.AppImage https://transfer.sh/APPNAME-git.$(git rev-parse --short HEAD)-x86_64.AppImage
+  - wget -c https://github.com/probonopd/uploadtool/raw/master/upload.sh
+  - bash upload.sh SavvyCAN*.AppImage*
+  
+branches:
+  except:
+    - # Do not build tags that we create when we upload to GitHub Releases
+    - /^(?i:continuous)/