clean up, refactor, documentation

- reducing amount of splitting in configs
- documenting configuration

tasks/pkgs/nerdfonts.yml

@@ -2,6 +2,8 @@
 - ansible.builtin.include_vars:
     file: nerdfonts.yml
     name: _nerdfonts
+- ansible.builtin.set_fact:
+    pkgconfig.nerdfonts: "{{ _nerdfonts | ansible.builtin.combine(pkgconfig.nerdfons) }}"
 
 - name: append to srcpkgs
   when: ansible_system == 'Linux'
@@ -12,6 +14,6 @@
   when: ansible_system == 'Darwin'
   set_fact:
     caskpkgs: "{{ caskpkgs + [ 'font-' + font.brew + '-nerd-font' ] }}"
-  loop: "{{ _nerdfonts.fonts }}"
+  loop: "{{ pkgconfig.nerdfonts.fonts }}"
   loop_control:
     loop_var: font