# What this PR does
Fix getting alert group from telegram action: try to get alert group
from telegram message first instead of getting it from action data
## Checklist
- [x] Unit, integration, and e2e (if applicable) tests updated
- [x] Documentation added (or `pr:no public docs` PR label added if not
required)
- [x] `CHANGELOG.md` updated (or `pr:no changelog` PR label added if not
required)
# What this PR does
Fixes https://github.com/grafana/oncall-private/issues/2154
## Checklist
- [x] Unit, integration, and e2e (if applicable) tests updated
- [x] Documentation added (or `pr:no public docs` PR label added if not
required)
- [x] `CHANGELOG.md` updated (or `pr:no changelog` PR label added if not
required)
# What this PR does
https://www.loom.com/share/1a6ef0d00c3b46ca80c120579d512dcc
## Checklist
- [ ] Unit, integration, and e2e (if applicable) tests updated (N/A)
- [x] Documentation added (or `pr:no public docs` PR label added if not
required)
- [x] `CHANGELOG.md` updated (or `pr:no changelog` PR label added if not
required)
# What this PR does
Makes Telegram integration consistent with the rest of the system so it
uses the word "alert group" instead of "incident" when referring to
alert groups.
## Checklist
- [x] Tests updated
- [ ] Documentation added (N/A)
- [x] `CHANGELOG.md` updated
* allow posting DM messages to Telegram without connecting a channel
* fix get_channel_for_alert_group, add tests
* add docs on usage without channel connection
