docs: update READMEHEADmaster

1 files changed, 10 insertions, 2 deletions

diff --git a/README.md b/README.md
index 36d1ca5..3effc7e 100644
--- a/README.md
+++ b/README.md
@@ -2,6 +2,14 @@
 
 A Telegram bot that retrives the newest email periodically and sends them to you as chat messages.
 
+## Changes from [upstream](https://github.com/hyfc/telegram-mail-bot)
 
-![Python Version](https://img.shields.io/badge/python-3.6-blue.svg)
-[![MIT License](https://img.shields.io/badge/license-MIT-blue.svg)](https://opensource.org/licenses/MIT)
\ No newline at end of file
+- Replaced POP3 with IMAP protocol (as used more widely)
+- Added Docker image hosted on ghcr.io
+- Updated code to support python-telegram-bot-20.x APIs
+- Added a `/list` query to list all emails received
+- Updated deps in Pipfile
+
+![Python Version](https://img.shields.io/github/pipenv/locked/python-version/135e2/telegram-mail-bot)
+[![MIT License](https://img.shields.io/badge/license-MIT-blue.svg)](https://opensource.org/licenses/MIT)
+[![Docker Image](https://ghcr-badge.egpl.dev/135e2/telegram-mail-bot/latest_tag)](https://github.com/135e2/telegram-mail-bot/pkgs/container/telegram-mail-bot)