Added documentation for commands to manage users and view actors

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

docs/administration/CLI tasks/manage_users.md

@@ -1,4 +1,56 @@
 # Manage users
 
-!!! bug
-    Not yet existing
+!!! tip "Environment"
+    You need to run these commands with the appropriate environment loaded
+
+
+## List all available commands 
+```bash
+mix mobilizon.users
+```
+
+## Create a new user
+
+```bash
+mix mobilizon.users.new <email> [<options>]
+```
+
+### Options
+
+* `--password <password>`/ `-p <password>` - the user's password. If this option is missing, a password will be generated randomly.
+* `--moderator` - make the user a moderator
+* `--admin` - make the user an admin
+
+## Show an user's details
+
+Displays if the user has confirmed their email, if they're a moderator or an admin and their profiles.
+
+```bash
+mix mobilizon.users.show <email>
+```
+
+## Modify an user
+
+```bash
+mix mobilizon.users.modify <email>
+```
+
+### Options
+
+* `--email <email>` - the user's new email
+* `--password <password>` - the user's new password.
+* `--user` - make the user a regular user
+* `--moderator` - make the user a moderator
+* `--admin` - make the user an admin
+* `--enable` - enable the user
+* `--disable` - disable the user
+
+## Delete an user
+
+```bash
+mix mobilizon.users.delete <email>
+```
+
+### Options
+
+* `--assume_yes`/`-y` Don't ask for confirmation