add nats-js-kv connection to graph

Signed-off-by: Christian Richter <c.richter@opencloud.eu>

# Conflicts:
#	services/graph/pkg/service/v0/service.go

services/graph/pkg/command/server.go

@@ -15,6 +15,10 @@ import (
 	"github.com/opencloud-eu/opencloud/services/graph/pkg/metrics"
 	"github.com/opencloud-eu/opencloud/services/graph/pkg/server/debug"
 	"github.com/opencloud-eu/opencloud/services/graph/pkg/server/http"
+	microstore "go-micro.dev/v4/store"
+
+	"github.com/opencloud-eu/reva/v2/pkg/store"
+
 	"github.com/urfave/cli/v2"
 )
 
@@ -46,9 +50,18 @@ func Server(cfg *config.Config) *cli.Command {
 
 			gr := runner.NewGroup()
 			{
+				persistence := store.Create(
+					store.Store(cfg.Store.Store),
+					microstore.Nodes(cfg.Store.Nodes...),
+					microstore.Database(cfg.Store.Database),
+					microstore.Table(cfg.Store.Table),
+					store.Authentication(cfg.Store.AuthUsername, cfg.Store.AuthPassword),
+				)
+
 				server, err := http.Server(
 					http.Logger(logger),
 					http.Context(ctx),
+					http.Store(persistence),
 					http.Config(cfg),
 					http.Metrics(mtrcs),
 					http.TraceProvider(traceProvider),