feat: save last occurrence of failed events and fix instance filtering (#4710)

* fix: filter failed events and current sequence correctly

* fix failed events sorting column

* feat: save last occurrence of failed event

* fix failedEvents query and update sql statements

* change sql statement to only create index

* fix linting

* fix linting

* Update internal/query/failed_events.go

Co-authored-by: Silvan <silvan.reusser@gmail.com>

* update job name on test-docs to match the one from test-code

Co-authored-by: Silvan <silvan.reusser@gmail.com>

cmd/setup/05.go

@@ -0,0 +1,25 @@
+package setup
+
+import (
+	"context"
+	"database/sql"
+	_ "embed"
+)
+
+var (
+	//go:embed 05.sql
+	lastFailedStmts string
+)
+
+type LastFailed struct {
+	dbClient *sql.DB
+}
+
+func (mig *LastFailed) Execute(ctx context.Context) error {
+	_, err := mig.dbClient.ExecContext(ctx, lastFailedStmts)
+	return err
+}
+
+func (mig *LastFailed) String() string {
+	return "05_last_failed"
+}