feat: add tenant column to eventstore (#3314)

* feat: add tenant column to eventstore

* feat: read tenant from context on push and filter

* Update 07_events_table.sql

* pass tenant to queryFactory

* fix some query tests

* init in tests

* add missing sql files

Co-authored-by: Livio Amstutz <livio.a@gmail.com>

internal/eventstore/write_model.go

@@ -10,6 +10,7 @@ type WriteModel struct {
 	ProcessedSequence uint64    `json:"-"`
 	Events            []Event   `json:"-"`
 	ResourceOwner     string    `json:"-"`
+	Tenant            string    `json:"-"`
 	ChangeDate        time.Time `json:"-"`
 }
 
@@ -32,6 +33,9 @@ func (wm *WriteModel) Reduce() error {
 	if wm.ResourceOwner == "" {
 		wm.ResourceOwner = wm.Events[0].Aggregate().ResourceOwner
 	}
+	if wm.Tenant == "" {
+		wm.Tenant = wm.Events[0].Aggregate().Tenant
+	}
 
 	wm.ProcessedSequence = wm.Events[len(wm.Events)-1].Sequence()
 	wm.ChangeDate = wm.Events[len(wm.Events)-1].CreationDate()