add some debug info to find project path in launchpad

snap/snapcraft.yaml

@@ -59,7 +59,8 @@ parts:
                 override-build: |
                       echo ">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>" 
                       pwd
-                      ls -la ..
+                      apt install tree && tree
+                      ls -la .
                       cat $SNAPCRAFT_PROJECT_DIR/snap/local/bitmask-vpn.desktop
                       cp $SNAPCRAFT_PROJECT_DIR/snap/local/bitmask-vpn.desktop $SNAPCRAFT_PRIME/riseup-vpn.desktop
                       snapcraftctl build