try custom AppRun

.github/workflows/ci.yml

@@ -83,6 +83,9 @@ jobs:
           # Create install tree
           cmake --install app --prefix appdir/usr
 
+          # Inject custom AppRun (linuxdeployqt won't replace if it already exists)
+          cp $GITHUB_WORKSPACE/app/packaging/linux/AppRun appdir
+
           # Process AppDir
           /usr/local/linuxdeployqt-x86_64.AppImage \
             appdir/usr/share/applications/org.olivevideoeditor.Olive.desktop \

app/packaging/linux/AppRun

@@ -0,0 +1,15 @@
+#!/bin/bash
+
+# Custom AppRun that ensures the AppImage doesn't dismount before olive-crashhandler exits
+
+# Run main program
+usr/bin/olive-editor
+
+# Wait arbitrary amount of time
+sleep 5
+
+# While olive-crashhandler exists, keep sleeping
+while [[ $(ps -aux | grep olive-crashhandler | grep -v grep) ]]
+do
+	sleep 5
+done