diff --git a/.github/workflows/build-release.yml b/.github/workflows/build-release.yml
index 24846b4..8e123e2 100644
--- a/.github/workflows/build-release.yml
+++ b/.github/workflows/build-release.yml
@@ -63,9 +63,9 @@ jobs:
             README.md
           ldflags: >-
             -s -w
-            -X "github.com/krau/SaveAny-Bot/pkg/consts.Version=${{ env.VERSION }}"
-            -X "github.com/krau/SaveAny-Bot/pkg/consts.BuildTime=${{ format(github.event.repository.updated_at, 'yyyy-MM-dd HH:mm:ss') }}"
-            -X "github.com/krau/SaveAny-Bot/pkg/consts.GitCommit=${{ github.sha }}"
+            -X "github.com/krau/SaveAny-Bot/config.Version=${{ env.VERSION }}"
+            -X "github.com/krau/SaveAny-Bot/config.BuildTime=${{ format(github.event.repository.updated_at, 'yyyy-MM-dd HH:mm:ss') }}"
+            -X "github.com/krau/SaveAny-Bot/config.GitCommit=${{ github.sha }}"
           binary_name: saveany-bot
         env:
           VERSION: ${{ env.VERSION }}
diff --git a/Dockerfile b/Dockerfile
index 86c97fc..a7ea018 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -17,9 +17,9 @@ RUN --mount=type=cache,target=/root/.cache/go-build \
     go build -trimpath \
     -ldflags=" \
     -s -w \
-    -X 'github.com/krau/SaveAny-Bot/common.Version=${VERSION}' \
-    -X 'github.com/krau/SaveAny-Bot/common.GitCommit=${GitCommit}' \
-    -X 'github.com/krau/SaveAny-Bot/common.BuildTime=${BuildTime}' \
+    -X 'github.com/krau/SaveAny-Bot/config.Version=${VERSION}' \
+    -X 'github.com/krau/SaveAny-Bot/config.GitCommit=${GitCommit}' \
+    -X 'github.com/krau/SaveAny-Bot/config.BuildTime=${BuildTime}' \
     " \
     -o saveany-bot .
 
diff --git a/client/bot/handlers/help.go b/client/bot/handlers/help.go
index 21f6455..9e975d4 100644
--- a/client/bot/handlers/help.go
+++ b/client/bot/handlers/help.go
@@ -5,7 +5,7 @@ import (
 
 	"github.com/celestix/gotgproto/dispatcher"
 	"github.com/celestix/gotgproto/ext"
-	"github.com/krau/SaveAny-Bot/pkg/consts"
+	"github.com/krau/SaveAny-Bot/config"
 )
 
 func handleHelpCmd(ctx *ext.Context, update *ext.Update) error {
@@ -24,10 +24,10 @@ Save Any Bot - 转存你的 Telegram 文件
 
 使用帮助: https://sabot.unv.app/usage/
 `
-	shortHash := consts.GitCommit
+	shortHash := config.GitCommit
 	if len(shortHash) > 7 {
 		shortHash = shortHash[:7]
 	}
-	ctx.Reply(update, ext.ReplyTextString(fmt.Sprintf(helpText, consts.Version, shortHash)), nil)
+	ctx.Reply(update, ext.ReplyTextString(fmt.Sprintf(helpText, config.Version, shortHash)), nil)
 	return dispatcher.EndGroups
 }
diff --git a/cmd/version.go b/cmd/version.go
index 4061093..456925a 100644
--- a/cmd/version.go
+++ b/cmd/version.go
@@ -4,7 +4,7 @@ import (
 	"fmt"
 	"runtime"
 
-	"github.com/krau/SaveAny-Bot/pkg/consts"
+	"github.com/krau/SaveAny-Bot/config"
 	"github.com/rhysd/go-github-selfupdate/selfupdate"
 
 	"github.com/blang/semver"
@@ -16,7 +16,7 @@ var VersionCmd = &cobra.Command{
 	Aliases: []string{"v"},
 	Short:   "Print the version number of saveany-bot",
 	Run: func(cmd *cobra.Command, args []string) {
-		fmt.Printf("saveany-bot version: %s %s/%s\nBuildTime: %s, Commit: %s\n", consts.Version, runtime.GOOS, runtime.GOARCH, consts.BuildTime, consts.GitCommit)
+		fmt.Printf("saveany-bot version: %s %s/%s\nBuildTime: %s, Commit: %s\n", config.Version, runtime.GOOS, runtime.GOARCH, config.BuildTime, config.GitCommit)
 	},
 }
 
@@ -25,14 +25,14 @@ var upgradeCmd = &cobra.Command{
 	Aliases: []string{"up"},
 	Short:   "Upgrade saveany-bot to the latest version",
 	Run: func(cmd *cobra.Command, args []string) {
-		v := semver.MustParse(consts.Version)
+		v := semver.MustParse(config.Version)
 		latest, err := selfupdate.UpdateSelf(v, "krau/SaveAny-Bot")
 		if err != nil {
 			fmt.Println("Binary update failed:", err)
 			return
 		}
 		if latest.Version.Equals(v) {
-			fmt.Println("Current binary is the latest version", consts.Version)
+			fmt.Println("Current binary is the latest version", config.Version)
 		} else {
 			fmt.Println("Successfully updated to version", latest.Version)
 			fmt.Println("Release note:\n", latest.ReleaseNotes)
diff --git a/pkg/consts/version.go b/config/version.go
similarity index 54%
rename from pkg/consts/version.go
rename to config/version.go
index 9dc5fe5..7335358 100644
--- a/pkg/consts/version.go
+++ b/config/version.go
@@ -1,7 +1,7 @@
-package consts
+package config
 
 // inject version by '-X' flag
-// go build -ldflags "-X github.com/krau/SaveAny-Bot/pkg/consts.Version=${{ env.VERSION }}"
+// go build -ldflags "-X github.com/krau/SaveAny-Bot/config.Version=${{ env.VERSION }}"
 var (
 	Version   string = "dev"
 	BuildTime string = "unknown"
diff --git a/database/model.go b/database/model.go
index 22c153a..7a3b879 100644
--- a/database/model.go
+++ b/database/model.go
@@ -6,13 +6,14 @@ import (
 
 type User struct {
 	gorm.Model
-	ChatID         int64 `gorm:"uniqueIndex;not null"`
-	Silent         bool
-	DefaultStorage string
-	Dirs           []Dir
-	ApplyRule      bool
-	Rules          []Rule
-	WatchChats     []WatchChat
+	ChatID           int64 `gorm:"uniqueIndex;not null"`
+	Silent           bool
+	DefaultStorage   string
+	Dirs             []Dir
+	ApplyRule        bool
+	Rules            []Rule
+	WatchChats       []WatchChat
+	FilenameStrategy string
 }
 
 type WatchChat struct {