Add a basic tasks: host_info & whoami

.gitignore

 *.retry
+inventory

Makefile

+EDITOR = geany
+
+clean:
+	# Remove files not in source control
+	find . -type f -name "*.retry" -delete
+	find . -type f -name "*.orig" -delete
+
+open_all:
+	${EDITOR} .gitignore inventory Makefile host_info.yml README.md whoami.yml
+
+inventory_generation:
+	cp inventory.sample inventory && ${EDITOR} inventory

README.md

 forga Ansible base playbook
 ===========================
 
-Setup a basic [Debian](https://www.debian.org) (and Ubuntu) config, suitable for server and workstation
+
+💡 Idea
+-------
+
+Get info and set basic config for _Debian_ and _Ubuntu_ distrib.
+
+Suitable for server and workstation.
+
+
+✨ Features
+-----------
+
+|   playbook                        |   return                                          |
+|-----------------------------------|---------------------------------------------------|
+| [`host_info.yml`](host_info.yml)  |   distribution full name & version                |
+| [`whoami.yml`](whoami.yml)        |   `ansible_user` & `become_user` (`sudo` method)  |
+
+
+🚀 Quickstart
+-------------
+
+1. Setup your `inventory` file from [`inventory.sample`](inventory.sample) :
+    - `make inventory_generation`
+1. Run `host_info` playbook to `<group_foo>` & `<group_bar>` :
+    - `ansible-playbook host_info.yml -i inventory -e host_list=<group_foo>:<group_bar>`

host_info.yml

+---
+- hosts: "{{ host_list }}"
+  remote_user: "{{ my_user }}"
+
+  tasks:
+    - name: Host Info
+      debug:
+        msg: "{{ ansible_hostname }} ({{ ansible_distribution }} {{ ansible_distribution_release }} v{{ ansible_distribution_version }})"

inventory.sample

+[physical]
+192.168.1.1
+192.168.1.11
+
+[virtual]
+192.168.1.2
+192.168.1.22
+
+[server]
+192.168.1.1
+192.168.1.2
+
+[workstation]
+localhost
+192.168.1.11
+192.168.1.22

whoami.yml

+---
+- hosts: "{{ host_list }}"
+  become_method: su
+  remote_user: root
+  become_user: "{{ my_user }}"
+
+  tasks:
+    - name: Who is «remote_user»
+      become: no
+      ansible.builtin.script:
+        cmd: /usr/bin/whoami
+      register: who_is_remote_user
+      changed_when: 0
+
+    - name: Who is «become_user»
+      become: yes
+      ansible.builtin.script:
+        cmd: /usr/bin/whoami
+      register: who_is_become_user
+      changed_when: 0
+
+    - name: Who is «remote_user»?
+      ansible.builtin.debug:
+        msg: "I am «{{ who_is_remote_user.stdout_lines }}»"
+
+    - name: Who is «become_user»?
+      ansible.builtin.debug:
+        msg: "I am {{ who_is_become_user.stdout_lines | flatten | first }}"