feat: apiurls, passwordpolicy, userbyid (#507)

* feat: api doc request

* feat: return zitadel docs

* feat: return zitadel docs

* feat: pw policy min length

* feat: pw policy min length

* fix: semantic

* fix: read missing events on user by id

internal/api/grpc/management/zitadel_docs.go

@@ -0,0 +1,14 @@
+package management
+
+import (
+	"context"
+	"github.com/caos/zitadel/pkg/grpc/management"
+	"github.com/golang/protobuf/ptypes/empty"
+)
+
+func (s *Server) GetZitadelDocs(ctx context.Context, _ *empty.Empty) (*management.ZitadelDocs, error) {
+	return &management.ZitadelDocs{
+		Issuer:            s.systemDefaults.ZitadelDocs.Issuer,
+		DiscoveryEndpoint: s.systemDefaults.ZitadelDocs.DiscoveryEndpoint,
+	}, nil
+}