Snap Store: many attempts to make it more reliable

apps/Snap Store/install

@@ -8,13 +8,23 @@ function error {
 }
 
 # Get dependencies
-"${DIRECTORY}/pkg-install" "libsquashfuse0 squashfuse fuse" "$(dirname "$0")" || error "Failed to install libsquashfuse0 squashfuse fuse"
+"${DIRECTORY}/pkg-install" "libsquashfuse0 squashfuse fuse libgconf-2-4" "$(dirname "$0")" || error "Failed to install libsquashfuse0 squashfuse fuse"
 sudo apt install snapd || error "APT failed to install snapd"
 
 sudo systemctl enable --now snapd.socket || error "Unable to enable snapd.socket"
-sudo snap install core || error "Unable to install core"
+sudo systemctl start snapd.service || error "Unable to start snapd.service"
+sudo snap refresh
+sudo systemctl restart snapd.service || error "Unable to restart snapd.service"
+
+sudo snap install core20 || error "Snapd was unable to install core20"
+sudo snap install core || error "Snapd was unable to install core"
+sudo snap install snapd || error "Snapd was unable to install snapd"
 
 sudo ln -s /var/lib/snapd/snap /snap
+
+echo "Output of 'snap version':"
+snap version
+
 sudo snap install snap-store || error "Unable to install snap store"
 sudo rm -rf /usr/share/applications/snap
 ln -s /var/lib/snapd/desktop/applications /usr/share/applications/snap || sudo ln -s /var/lib/snapd/desktop/applications /usr/share/applications/snap || error "Failed to create symlink for Snap app shortcuts!"