chore: notification routing | added notificaiton routing via expression based routes (#9195)

* chore: added custom distpatcher

* feat(notification-grouping): added notification grouping

* feat(notification-grouping): addded integration test dependency

* feat(notification-grouping): linting and test cases

* feat(notification-grouping): linting and test cases

* feat(notification-grouping): linting and test cases

* feat(notification-grouping): addded integration test dependency

* feat(notification-grouping): debug log lines

* feat(notification-grouping): debug log lines

* feat(notification-grouping): debug log lines

* feat(notification-grouping): addded integration test dependency

* feat(notification-grouping): addded integration test dependency

* feat(notification-grouping): addded integration test dependency

* feat(notification-grouping): added structure changes

* feat(notification-grouping): added structure changes

* feat(notification-routing): added notification routing

* chore(notification-grouping): added notificaiton grouping

* Update pkg/alertmanager/nfmanager/rulebasednotification/provider.go

Co-authored-by: ellipsis-dev[bot] <65095814+ellipsis-dev[bot]@users.noreply.github.com>

* chore(notification-grouping): added renotification interval

* fix(notification-grouping): added fix for renotification

* chore(notificaiton-grouping): added no data renotify

* chore(notificaiton-grouping): added no data renotify

* chore(notificaiton-grouping): added no data renotify

* chore(notification-grouping): added no data renotify interval

* chore(notification-grouping): removed errors package from dispatcher

* chore(notification-grouping): removed errors package from dispatcher

* chore(notification-grouping): removed unwanted tests

* chore(notification-grouping): removed unwanted pkg name

* chore(notification-grouping): added delete notification setting

* chore(notification-grouping): added delete notification setting

* Update pkg/alertmanager/nfmanager/nfmanagertest/provider.go

Co-authored-by: ellipsis-dev[bot] <65095814+ellipsis-dev[bot]@users.noreply.github.com>

* chore(notification-grouping): removed nfmanager config| notification settings in postable rule

* chore(notification-grouping): removed nfmanager config| notification settings in postable rule

* chore(notification-grouping): added test for dispatcher

* chore(notification-grouping): added test for dispatcher

* chore(notification-grouping): go linting errors

* chore(notification-grouping): added test cases for aggGroupPerRoute

* chore(notification-grouping): added test cases for aggGroupPerRoute

* chore(notification-grouping): corrected get notification config logic

* Update pkg/alertmanager/nfmanager/rulebasednotification/provider_test.go

Co-authored-by: ellipsis-dev[bot] <65095814+ellipsis-dev[bot]@users.noreply.github.com>

* chore(notification-routing): added notification routing policies

* feat(notification-routing): added test cases for dispatcher

* chore(notification-routing): added notification routing policies

* chore(notification-routing): added notification routing policies

* Apply suggestions from code review

Co-authored-by: ellipsis-dev[bot] <65095814+ellipsis-dev[bot]@users.noreply.github.com>

* chore(notification-routing): added notification routing policies

* chore(notification-routing): added notification routing policies

* Update pkg/alertmanager/alertmanagerserver/distpatcher_test.go

Co-authored-by: ellipsis-dev[bot] <65095814+ellipsis-dev[bot]@users.noreply.github.com>

* chore(notification-routing): sorted imports

* chore(notification-routing): minor edit |pr resolve comments

* chore(notification-grouping): corrected dispatcher test cases

* chore(notification-routing): added notification routing policies

* chore(notification-routing): corrected race condition in test

* chore: resolved pr comments

* chore: passing threshold value to tempalte

* chore: completed delete rule functionality

* chore: added grouping disabled functionality

* chore: added grouping disabled functionality

* chore(notification-routing): resolved pr comments

* chore(notification-routing): resolved pr comments

* chore(notification-routing): resolved pr comments

* chore(notification-routing): sorted imports

* chore(notification-routing): fix linting errors

* chore(notification-routing): removed enabled flags

* fix: test rule multiple threhsold (#9224)

* chore: corrected linting errors

* chore: corrected linting errors

* chore: corrected linting errors

* chore: corrected linting errors

* chore: corrected migration errors

* chore: corrected migration errors

* chore: corrected migration errors

* chore: corrected migration errors

* Update pkg/sqlmigration/049_add_route_policy.go

Co-authored-by: ellipsis-dev[bot] <65095814+ellipsis-dev[bot]@users.noreply.github.com>

* chore: added org_is as foreign key

* chore: resolved pr comments

* chore: removed route store unused

---------

Co-authored-by: Srikanth Chekuri <srikanth.chekuri92@gmail.com>
Co-authored-by: ellipsis-dev[bot] <65095814+ellipsis-dev[bot]@users.noreply.github.com>

go.mod

@@ -127,7 +127,7 @@ require (
 	github.com/elastic/lunes v0.1.0 // indirect
 	github.com/emirpasic/gods v1.18.1 // indirect
 	github.com/envoyproxy/protoc-gen-validate v1.2.1 // indirect
-	github.com/expr-lang/expr v1.17.5 // indirect
+	github.com/expr-lang/expr v1.17.5
 	github.com/facette/natsort v0.0.0-20181210072756-2cd4dd1e2dcb // indirect
 	github.com/felixge/httpsnoop v1.0.4 // indirect
 	github.com/fsnotify/fsnotify v1.9.0 // indirect