diff --git a/collector.go b/collector.go
index 587fc1d..eaac684 100644
--- a/collector.go
+++ b/collector.go
@@ -1,9 +1,17 @@
 package main
 
 import (
-	zord_tree "g.arns.lt/zordsdavini/zord-tree"
 	"log"
 	"os"
+
+	zord_tree "g.arns.lt/zordsdavini/zord-tree"
+)
+
+var config = zord_tree.NewConfig(
+	[]string{".md"},
+	"__a",
+	customMeta,
+	[]string{"\\.sync_.{12}\\.db"},
 )
 
 func Collect() {
@@ -14,6 +22,6 @@ func Collect() {
 	}
 
 	log.Println("Collect: pre")
-	_ = zord_tree.PopulateTree(source, meta, customMeta)
+	_ = zord_tree.PopulateTree(source, meta, config)
 	log.Println("Collect: post")
 }
diff --git a/go.mod b/go.mod
index 4b286be..ad844e9 100644
--- a/go.mod
+++ b/go.mod
@@ -1,9 +1,9 @@
 module g.arns.lt/zordsdavini/arns-lt-tree-push-service
 
-go 1.19
+go 1.21
 
 require (
-	g.arns.lt/zordsdavini/zord-tree v0.3.1
+	g.arns.lt/zordsdavini/zord-tree v0.4.0
 	google.golang.org/grpc v1.48.0
 	google.golang.org/protobuf v1.28.1
 )
diff --git a/go.sum b/go.sum
index ffb9a76..3d3f3e5 100644
--- a/go.sum
+++ b/go.sum
@@ -2,8 +2,8 @@ cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMT
 cloud.google.com/go v0.34.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
 g.arns.lt/zordsdavini/abcex v1.0.0 h1:qQqlZ4DMfethCGK4I6yGaLqMrTzKNIshqpINd1l3t0E=
 g.arns.lt/zordsdavini/abcex v1.0.0/go.mod h1:YRcJgts3XZwI+LEkngpfUab3DkUAW387Irpr43hIym8=
-g.arns.lt/zordsdavini/zord-tree v0.3.1 h1:oBXWJ85zCUEhcNDf5YNLaWg5QfsPw3Fw0ngWWsuuisA=
-g.arns.lt/zordsdavini/zord-tree v0.3.1/go.mod h1:HG++MTNUD8oQHrkTdVnClm0q82lGumASn4GWJtWQApY=
+g.arns.lt/zordsdavini/zord-tree v0.4.0 h1:Z/fyhcZV3XUZln3iytV2AIwIcwe9TjfXX84VRq/umMk=
+g.arns.lt/zordsdavini/zord-tree v0.4.0/go.mod h1:FffR6V3ptOUEaufeu3mf2s0Ie/qqoyYQQVfVLlFZsDo=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/antihax/optional v1.0.0/go.mod h1:uupD/76wgC+ih3iEmQUL+0Ugr19nfwCT1kdvxnR2qWY=
 github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU=
@@ -47,9 +47,11 @@ github.com/google/go-cmp v0.5.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/
 github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-cmp v0.5.6/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-cmp v0.5.8 h1:e6P7q2lk1O+qJJb4BtCQXlK8vWEO8V1ZeuEdJNOqZyg=
+github.com/google/go-cmp v0.5.8/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
 github.com/google/uuid v1.1.2/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/grpc-ecosystem/grpc-gateway v1.16.0/go.mod h1:BDjrQk3hbvj6Nolgz8mAMFbcEtjT1g+wF4CSlocrBnw=
 github.com/otiai10/copy v1.6.0 h1:IinKAryFFuPONZ7cm6T6E2QX/vcJwSnlaA5lfoaXIiQ=
+github.com/otiai10/copy v1.6.0/go.mod h1:XWfuS3CrI0R6IE0FbgHsEazaXO8G0LpMp9o8tos0x4E=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=
 github.com/rogpeppe/fastuuid v1.2.0/go.mod h1:jVj6XXZzXRy/MSR5jhDC/2q6DgLz+nrA6LYCDYWNEvQ=
diff --git a/main.go b/main.go
index a295ef0..19a9363 100644
--- a/main.go
+++ b/main.go
@@ -6,9 +6,14 @@ import (
 )
 
 var (
-	source     string
-	key        string
-	meta       = []string{"description", "lang", "copyright", "created"} //_ = zord_tree.PopulateTree(cfg.MdTree.Path, cfg.MdTree.DPath, meta)
+	source string
+	key    string
+	meta   = []string{
+		"description",
+		"lang",
+		"copyright",
+		"created",
+	} //_ = zord_tree.PopulateTree(cfg.MdTree.Path, cfg.MdTree.DPath, meta)
 	customMeta = make(map[string]func() string)
 )
 
diff --git a/server.go b/server.go
index 0077e8a..ece0d6f 100644
--- a/server.go
+++ b/server.go
@@ -3,13 +3,14 @@ package main
 import (
 	"context"
 	"fmt"
-	zordTree "g.arns.lt/zordsdavini/zord-tree"
-	"google.golang.org/grpc"
 	"io"
 	"log"
 	"net"
 	"os"
 	"path"
+
+	zordTree "g.arns.lt/zordsdavini/zord-tree"
+	"google.golang.org/grpc"
 )
 
 type server struct {
@@ -18,7 +19,7 @@ type server struct {
 
 func (TreeManagerServer *server) GetSummery(_ context.Context, in *TreeRequest) (*Tree, error) {
 	log.Println(in)
-	tree, err := zordTree.BuildTree(source, meta)
+	tree, err := zordTree.BuildTree(source, meta, config)
 	if err != nil {
 		log.Fatal(err)
 		return nil, err
@@ -50,7 +51,7 @@ func (TreeManagerServer *server) GetSummery(_ context.Context, in *TreeRequest)
 
 func (TreeManagerServer *server) GetFile(_ context.Context, in *FileRequest) (*FileContent, error) {
 	log.Println(in)
-	tree, err := zordTree.BuildTree(source, meta)
+	tree, err := zordTree.BuildTree(source, meta, config)
 	if err != nil {
 		log.Fatal(err)
 		return nil, err
@@ -66,7 +67,10 @@ func (TreeManagerServer *server) GetFile(_ context.Context, in *FileRequest) (*F
 	return &fileContent, nil
 }
 
-func (TreeManagerServer *server) RebuildTree(ctx context.Context, in *TreeSecret) (*RebuildResponse, error) {
+func (TreeManagerServer *server) RebuildTree(
+	ctx context.Context,
+	in *TreeSecret,
+) (*RebuildResponse, error) {
 	log.Println(in, key)
 	success := false
 	if in.Key == key {
@@ -78,8 +82,13 @@ func (TreeManagerServer *server) RebuildTree(ctx context.Context, in *TreeSecret
 	return &response, nil
 }
 
-func (TreeManagerServer *server) DownloadAttachment(in *AttachmentRequest, responseStream TreeManager_DownloadAttachmentServer) error {
-	file, err := os.Open(path.Clean(fmt.Sprintf("%s/%s/%s", source, zordTree.AttachmentDirName, in.Path)))
+func (TreeManagerServer *server) DownloadAttachment(
+	in *AttachmentRequest,
+	responseStream TreeManager_DownloadAttachmentServer,
+) error {
+	file, err := os.Open(
+		path.Clean(fmt.Sprintf("%s/%s/%s", source, &config.AttachmentDirName, in.Path)),
+	)
 	if err != nil {
 		return err
 	}