lib/generators/templates/_install_node.erb in dockerfile-rails-0.4.6 vs lib/generators/templates/_install_node.erb in dockerfile-rails-0.4.7

@@ -15,7 +15,16 @@
 RUN curl -fsSL https://fnm.vercel.app/install | bash && \
     /root/.local/share/fnm/fnm install $NODE_VERSION
 ENV PATH=/root/.local/share/fnm/aliases/default/bin/:$PATH
 <% end -%>
 <% if yarn_version -%>
+<% if yarn_version < '2' -%>
 RUN npm install -g yarn@$YARN_VERSION
+<% else -%>
+<% if (node_version.split('.').map(&:to_i) <=> [16,10,0]) < 0 -%>
+RUN npm i -g corepack && \
+<% else -%>
+RUN corepack enable && \
+<% end -%>
+    corepack prepare yarn@$YARN_VERSION --activate
+<% end -%>
 <% end -%>
\ No newline at end of file