first commit

AppImageBuilder/assets/AppRun

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+#! /bin/bash
+
+cd "$APPDIR"
+
+if [ -d /usr/lib/$(uname -m)-linux-gnu/qt5 ] || [ -d /usr/lib/qt ]; then
+    # System-wide Qt5
+    exec ./citron.sh "$@"
+else
+    # Bundled Qt5
+    exec ./citron-bqt.sh "$@"
+fi