refac: use .yaml instead of .yml extension

tasks/create_shell_rc_file.yaml

@@ -0,0 +1,30 @@
+---
+
+- name: "Determine shell rc directory"
+  ansible.builtin.set_fact:
+    # path_join examples: https://docs.ansible.com/ansible/latest/collections/ansible/builtin/path_join_filter.html#examples
+    _shell_rc_file: "{{ (user_user_home, '.bashrc.d', shell_rc_file.file) | path_join }}"
+
+- name: "Create shell rc directory: {{ _shell_rc_file | dirname }}"
+  ansible.builtin.file:
+    path: "{{ _shell_rc_file | dirname }}"
+    owner: "{{ unix_user.key }}"
+    group: "{{ unix_user.value.group | default('users') }}"
+    mode: "0755"
+    state: "directory"
+
+- name: "Create shell rc file: {{ _shell_rc_file }}"
+  ansible.builtin.template:
+    src: shell_rc_file.j2
+    dest: "{{ _shell_rc_file }}"
+    owner: "{{ unix_user.key }}"
+    group: "{{ unix_user.value.group | default('users') }}"
+    mode: "0644"
+
+- name: "Source shell rc file: {{ _shell_rc_file }}"
+  ansible.builtin.lineinfile:
+    path: "{{ user_user_home }}/.bashrc"
+    line: "source \"{{ _shell_rc_file }}\""
+    owner: "{{ unix_user.key }}"
+    group: "{{ unix_user.value.group | default('users') }}"
+    state: "present"