new: doc: [Hedgedoc] add README to manage users with cli tool

hedgedoc/README.org

@@ -0,0 +1,20 @@
+# -*- ispell-local-dictionary: "english" -*-
+
+* How to reset password version 1.X :
+
+#+begin_src sh 
+## 1. Access the server and then enter the container 
+docker exec -ti hedgedoc sh
+
+## 2. use the script to manage users ./bin/manage_users 
+
+Command-line utility to create users for email-signin.
+
+Usage: bin/manage_users [--pass password] (--add | --del) user-email
+        Options:
+                --add   Add user with the specified user-email
+                --del   Delete user with specified user-email
+                --reset Reset user password with specified user-email
+                --pass  Use password from cmdline rather than prompting
+#+end_src
+