new way of downloading and installing lilypond added

required.sh

@@ -1,4 +1,11 @@
 #!/bin/bash
-# installs lilypond into /usr/local/lilypond and /usr/local/bin as shortcut
-curl -o /tmp/lilypond.sh https://lilypond.org/download/binaries/linux-64/lilypond-2.20.0-1.linux-64.sh
-chmod a+x /tmp/lilypond.sh && /tmp/lilypond.sh --batch
+# installs lilypond into ~/lilypond/usr
+curl -L -o /tmp/lilypond.tar.gz https://gitlab.com/lilypond/lilypond/-/releases/v2.25.11/downloads/lilypond-2.25.11-linux-x86_64.tar.gz
+
+#https://gitlab.com/lilypond/lilypond/-/releases/permalink/latest
+#https://gitlab.com/lilypond/lilypond/-/releases/v2.25.11/downloads/lilypond-2.25.11-linux-x86_64.tar.gz
+
+mkdir -p ~/lilypond/usr
+mkdir -p /tmp/lilypond
+tar -xf /tmp/lilypond.tar.gz -C /tmp/lilypond
+mv /tmp/lilypond/*/* ~/lilypond/usr