feat: notifications (#109)

* implement notification providers

* email provider

* notification handler

* notify users

* implement code sent on user eventstore

* send email implementation

* send init code

* handle codes

* fix project member handler

* add some logs for debug

* send emails

* text changes

* send sms

* notification process

* send password code

* format phone number

* test format phone

* remove fmts

* remove unused code

* rename files

* add mocks

* merge master

* Update internal/notification/providers/email/message.go

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

* Update internal/notification/repository/eventsourcing/handler/notification.go

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

* Update internal/notification/repository/eventsourcing/handler/notification.go

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

* Update internal/notification/providers/email/provider.go

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

* requested changes of mr

* move locker to eventstore pkg

* Update internal/notification/providers/chat/message.go

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

* move locker to eventstore pkg

* linebreak

* Update internal/notification/providers/email/provider.go

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

* Update internal/notification/repository/eventsourcing/handler/notification.go

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

* Update internal/notification/repository/eventsourcing/handler/notification.go

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

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

internal/notification/repository/eventsourcing/spooler/spooler.go

@@ -0,0 +1,34 @@
+package spooler
+
+import (
+	"database/sql"
+	sd "github.com/caos/zitadel/internal/config/systemdefaults"
+	"github.com/caos/zitadel/internal/eventstore"
+	"github.com/caos/zitadel/internal/eventstore/spooler"
+	"github.com/caos/zitadel/internal/notification/repository/eventsourcing/handler"
+	"github.com/caos/zitadel/internal/notification/repository/eventsourcing/view"
+	usr_event "github.com/caos/zitadel/internal/user/repository/eventsourcing"
+)
+
+type SpoolerConfig struct {
+	BulkLimit             uint64
+	FailureCountUntilSkip uint64
+	ConcurrentTasks       int
+	Handlers              handler.Configs
+}
+
+type EventstoreRepos struct {
+	UserEvents *usr_event.UserEventstore
+}
+
+func StartSpooler(c SpoolerConfig, es eventstore.Eventstore, view *view.View, sql *sql.DB, eventstoreRepos handler.EventstoreRepos, systemDefaults sd.SystemDefaults) *spooler.Spooler {
+	spoolerConfig := spooler.Config{
+		Eventstore:      es,
+		Locker:          &locker{dbClient: sql},
+		ConcurrentTasks: c.ConcurrentTasks,
+		ViewHandlers:    handler.Register(c.Handlers, c.BulkLimit, c.FailureCountUntilSkip, view, es, eventstoreRepos, systemDefaults),
+	}
+	spool := spoolerConfig.New()
+	spool.Start()
+	return spool
+}