updating documentation

- giving things a better structure
- better documentation with the way things need to be as a standard

tasks/pkgs/ansible_ls.yml

@@ -1,6 +1,6 @@
 # vim: set filetype=yaml.ansible :
 ---
-- name: Add ansible_ls
+- name: Configure ansible_ls
   when:
     - __ansible_ls_configured is undefined
   block:
@@ -10,9 +10,19 @@
       ansible.builtin.set_fact:
         ansible_ls_install_method: "{% if install_method in ansible_ls_install_methods %}{{ install_method }}{% else %}{{ ansible_ls_install_methods[0] }}{% endif %}"
 
-    - name: Append ansible-language-server to pkg_npm
+    - name: Configure ansible_ls source npm installation
+      when:
+        - ansible_ls_install_method == 'source'
       ansible.builtin.set_fact:
-        pkg_npm: "{{ pkg_npm + ['@ansible/ansible-language-server'] }}"
+        ansible_npm_pkg:
+          name: '@ansible/ansible-language-server'
+          global: true
+
+    - name: Append ansible-language-server to pkg_npm
+      when:
+        - ansible_ls_install_method == 'source'
+      ansible.builtin.set_fact:
+        pkg_npm: "{{ pkg_npm + [ansible_npm_pkg] }}"
 
     - name: Set ansible_ls_configured
       when: