restructuring for easier maintenance

- creating src packages when things can't be installed via
  actual system package
- neovim srcpkg is being worked on now

tasks/pkgs/Debian/zsh.yml

@@ -0,0 +1,11 @@
+---
+- name: Install zsh for Debian based distros
+  become: true
+  ansible.builtin.apt:
+    name: zsh
+    state: latest
+  tags:
+    - Debian
+    - linux
+    - package
+