perf: query data AS OF SYSTEM TIME (#5231)

Queries the data in the storage layser at the timestamp when the call hit the API layer

internal/api/grpc/admin/import.go

@@ -88,17 +88,6 @@ func (c *count) getProgress() string {
 		"project_grant_members " + strconv.Itoa(c.projectGrantMemberCount) + "/" + strconv.Itoa(c.projectGrantMemberLen)
 }
 
-func Detach(ctx context.Context) context.Context { return detachedContext{ctx} }
-
-type detachedContext struct {
-	parent context.Context
-}
-
-func (v detachedContext) Deadline() (time.Time, bool)       { return time.Time{}, false }
-func (v detachedContext) Done() <-chan struct{}             { return nil }
-func (v detachedContext) Err() error                        { return nil }
-func (v detachedContext) Value(key interface{}) interface{} { return v.parent.Value(key) }
-
 func (s *Server) ImportData(ctx context.Context, req *admin_pb.ImportDataRequest) (_ *admin_pb.ImportDataResponse, err error) {
 	ctx, span := tracing.NewSpan(ctx)
 	defer func() { span.EndWithError(err) }()
@@ -169,7 +158,7 @@ func (s *Server) ImportData(ctx context.Context, req *admin_pb.ImportDataRequest
 		if err != nil {
 			return nil, err
 		}
-		dctx := Detach(ctx)
+		dctx := authz.Detach(ctx)
 		go func() {
 			ch := make(chan importResponse, 1)
 			ctxTimeout, cancel := context.WithTimeout(dctx, timeoutDuration)

internal/api/grpc/server/gateway.go

@@ -71,6 +71,7 @@ func CreateGateway(ctx context.Context, g Gateway, port uint16, http1HostName st
 }
 
 func addInterceptors(handler http.Handler, http1HostName string) http.Handler {
+	handler = http_mw.CallDurationHandler(handler)
 	handler = http1Host(handler, http1HostName)
 	handler = http_mw.CORSInterceptor(handler)
 	handler = http_mw.DefaultTelemetryHandler(handler)

internal/api/grpc/server/middleware/call_interceptor.go

@@ -0,0 +1,16 @@
+package middleware
+
+import (
+	"context"
+
+	"google.golang.org/grpc"
+
+	"github.com/zitadel/zitadel/internal/api/call"
+)
+
+func CallDurationHandler() grpc.UnaryServerInterceptor {
+	return func(ctx context.Context, req interface{}, info *grpc.UnaryServerInfo, handler grpc.UnaryHandler) (interface{}, error) {
+		ctx = call.WithTimestamp(ctx)
+		return handler(ctx, req)
+	}
+}

internal/api/grpc/server/server.go

@@ -35,6 +35,7 @@ func CreateServer(
 	serverOptions := []grpc.ServerOption{
 		grpc.UnaryInterceptor(
 			grpc_middleware.ChainUnaryServer(
+				middleware.CallDurationHandler(),
 				middleware.DefaultTracingServer(),
 				middleware.MetricsHandler(metricTypes, grpc_api.Probes...),
 				middleware.NoCacheInterceptor(),