Made some changes to remove pagination from single message returns to keep them to a single message.
Fixed advertise command to send to all instead of requester.
Added "alert" command to menu.
- Created a Dockerfile
- Added a new function `get_custom_lookup` in meshbot.py to handle custom location queries for weather information.
- Updated message handling to include custom location lookup in the response options.
- Modified weather_alert_monitor.py to support dynamic alert channel indexing.
- Updated settings.yaml to include configuration options for custom lookup, node shutdown, and alert channel index.
