updated tasks so they are only run once

tasks/pkgs/go.yml

@@ -1,12 +1,24 @@
 # vim: set filetype=yaml.ansible :
 ---
-- name: Install from archive
+- name: Add go
   when:
-    - go.method == 'archive'
-  ansible.builtin.set_fact:
-    pkg_archive: "{{ pkg_archive + ['go'] }}"
+    - go_configured is undefined
+  block:
+    - name: Load go config
+      ansible.builtin.include_tasks:
+        file: config/go.yml
 
-- name: Append to pkgs
-    - go.method != 'archive'
-  ansible.builtin.set_fact:
-    pkg_sys: "{{ pkg_sys + ['go'] }}"
+    - name: Install from archive
+      when:
+        - go.method == 'archive'
+      ansible.builtin.set_fact:
+        pkg_archive: "{{ pkg_archive + ['go'] }}"
+
+    - name: Append to pkgs
+        - go.method != 'archive'
+      ansible.builtin.set_fact:
+        pkg_sys: "{{ pkg_sys + ['go'] }}"
+
+    - name: Set go_configured
+      ansible.builtin.set_fact:
+        go_configured: true