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/build/zig.yml

@@ -0,0 +1,16 @@
+---
+- name: download zig archive
+  ansible.builtin.set_fact:
+    zig_pkg: "zig-linux-{{ ansible_archtecture }}-{{ versions.zig }}.tar.xz"
+
+- name: create temp path
+  ansible.builtin.tempfile:
+    state: directory
+    prefix: zig_dl.
+  register: d_zig_dl_tmp
+
+- name: download zig archive
+  ansible.builtin.get_url:
+    dest: "{{ d_zig_dl_tmp.path }}/{{ zig_pkg }}"
+    url: "{{ _zig.base_url }}/{{ zig_pkg }}"
+    decompress: false