rearrange things, automate ansible inventory

nginx_setup.yml

@@ -1,22 +0,0 @@
----
-- name: Configure nginx
-  become: true
-  hosts: all
-  vars:
-    ansible_python_interpreter: /usr/bin/python3
-  tasks:
-    - name: install nginx
-      ansible.builtin.apt:
-        name: nginx
-        state: present
-        update_cache: true
-
-    - name: copy config
-      ansible.builtin.template:
-        src: nginx.conf.j2
-        dest: /etc/nginx/nginx.conf
-
-    - name: restart service
-      ansible.builtin.service:
-        name: nginx
-        state: restarted