scaenae: add env vars for nvm

roles/scaenae/tasks/main.yml

@@ -1,4 +1,10 @@
 ---
+# This is required to ensure that the node executable is found
+# when running yarn
+environment:
+      NVM_DIR: /home/nicolo/.nvm
+      PATH: /home/nicolo/.nvm/versions/node/v22.21.1/bin:{{ ansible_env.PATH }}
+
 - name: Ensure ACL is installed
   ansible.builtin.package:
     name: