updating playbook to use a role

test.yml

@@ -1,50 +1,5 @@
 ---
 - hosts: all
-  tasks:
+  roles:
-    - name: Create default user
+    - role: shell
-      user:
+      tags: shell
-        name: "{{ default_user }}"
-        password: "{{ default_user_password | password_hash('sha512') }}"
-        groups: sudo
-        create_home: yes
-        shell: /bin/zsh
-        generate_ssh_key: yes
-        ssh_key_bits: 2048
-        ssh_key_file: .ssh/id_rsa
-        update_password: always
-        state: present
-
-    - name: Ensure sudo group has passwordless sudo privileges
-      lineinfile:
-        dest: /etc/sudoers
-        state: present
-        regexp: "^%sudo"
-        line: "%sudo ALL=(ALL) NOPASSWD:ALL"
-        validate: "/usr/sbin/visudo -cf %s"
-
-    - name: Upgrade apt packages
-      apt:
-        update_cache: yes
-        upgrade: full
-
-    - name: Install apt packages
-      apt:
-        name: "{{ packages_to_install }}"
-
-    - name: Get default user home
-      getent:
-        database: passwd
-        key: "{{ default_user }}"
-        split: ":"
-
-    - name: Set default user home
-      set_fact:
-        default_user_home: "{{ getent_passwd[default_user][4] }}"
-
-    - name: Install Rustup
-      shell: curl https://sh.rustup.rs -sSf | sh -s -- -y
-      args:
-        creates: "{{ default_user_home }}/.cargo/bin/rustup"
-      environment:
-        RUSTUP_HOME: "{{ default_user_home }}/.rustup"
-        CARGO_HOME: "{{ default_user_home }}/.cargo"