fix ruby share writable

install.sh

@@ -23,6 +23,7 @@ function install_ruby {
   if ! command -v ruby >/dev/null; then
     ruby_version=$(wget_semver github jdx/ruby)
     mise use --global ruby@${ruby_version}
+    chmod u+w -R $HOME/.local/share/mise/installs/ruby
     tee $HOME/.gemrc &>/dev/null <<EOF
 # Skip documentation generation
 install: --no-document