* fix: alert evaluation params and query
1. Update the rate query to not generate intermediary +inf value when the denominator is zero
2. Adjust the start and end time to incorporate data in movement
3. Round the start and end to minute
4. Add log to find the exact query that triggered alert for troubleshooting
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* chore: fix query builder tests
* fix: [alerts] [ch-query] added aliases in metric query result
* fix: added more column type support for target in ch query
* fix: added error handling when data type is unexpected in metric result
Co-authored-by: Pranay Prateek <pranay@signoz.io>
* feat: added ch query support
* fix: added new vars to resolve alert query format issue
* fix: replaced timestamp vars in metric query range
Co-authored-by: Pranay Prateek <pranay@signoz.io>
Co-authored-by: Srikanth Chekuri <srikanth.chekuri92@gmail.com>
* feat: added rule url to the title link in slack message
* fix: corrected duplication of code for generator url in rules engine
* fix: removed unnecessary import in rules engine