feat: Instance commands (#3385)

* fix: add events for domain

* fix: add/remove domain command side

* fix: add/remove domain command side

* fix: add/remove domain query side

* fix: create instance

* fix: merge v2

* fix: instance domain

* fix: instance domain

* fix: instance domain

* fix: instance domain

* fix: remove domain.IAMID from writemodels

* fix: remove domain.IAMID from writemodels

* fix: remove domain.IAMID from writemodels

* fix: remove domain.IAMID from writemodels

* fix: remove domain.IAMID from writemodels

* fix: remove domain.IAMID from writemodels

* fix: remove domain.IAMID from writemodels

* fix: remove domain.IAMID from writemodels

* fix: remove domain.IAMID from writemodels

* fix: remove domain.IAMID from api

* fix: remove domain.IAMID

* fix: remove domain.IAMID

* fix: add instance domain queries

* fix: fix after merge

* Update auth_request.go

* fix keypair

* remove unused code

* feat: read instance id from context

* feat: remove unused code

* feat: use instance id from context

* some fixes

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

internal/domain/instance_domain.go

@@ -0,0 +1,23 @@
+package domain
+
+import (
+	"strings"
+)
+
+type InstanceDomainState int32
+
+const (
+	InstanceDomainStateUnspecified InstanceDomainState = iota
+	InstanceDomainStateActive
+	InstanceDomainStateRemoved
+
+	instanceDomainStateCount
+)
+
+func (f InstanceDomainState) Valid() bool {
+	return f >= 0 && f < instanceDomainStateCount
+}
+
+func NewGeneratedInstanceDomain(instanceName, iamDomain string) string {
+	return strings.ToLower(strings.ReplaceAll(instanceName, " ", "-") + "." + iamDomain)
+}