diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..3e61608
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,2 @@
+production-build:
+	podman run --rm --privileged -ti -v ${shell pwd}:/srv docker.io/library/golang:1.14-stretch /bin/sh -c "cd /srv && go build"
diff --git a/apps/types.go b/apps/types.go
index b1a2a8a..a9a6513 100644
--- a/apps/types.go
+++ b/apps/types.go
@@ -89,7 +89,7 @@ type App struct {
 func (a *App) Validate() []string {
 	var errors []string
 
-	nameRegExp := regexp.MustCompile(`^[a-z0-9_]{3,48}$`)
+	nameRegExp := regexp.MustCompile(`^[a-z0-9_\-]{3,48}$`)
 	if !nameRegExp.MatchString(a.Name) {
 		errors = append(errors, "name can contain only characters, numbers and underscores and has to be between 3 and 48 characters")
 	}
diff --git a/common/db.go b/common/db.go
index 249866c..fd33d2b 100644
--- a/common/db.go
+++ b/common/db.go
@@ -13,7 +13,7 @@ var db *gorm.DB
 func init() {
 	var err error
 
-	db, err = gorm.Open("sqlite3", "rosti.db")
+	db, err = gorm.Open("sqlite3", "/var/lib/node-api/rosti.db")
 	if err != nil {
 		log.Fatalln(err)
 	}
diff --git a/docker/docker.go b/docker/docker.go
index f95858c..2f47925 100644
--- a/docker/docker.go
+++ b/docker/docker.go
@@ -30,7 +30,7 @@ const dockerSock = "/var/run/docker.sock"
 const podmanSock = "/run/podman/podman.sock"
 
 // DOCKER_API_VERSION set API version of Docker, 1.40 belongs to Docker 19.03.11
-const dockerAPIVersion = "1.40"
+const dockerAPIVersion = "1.38"
 
 // Driver keeps everything for connection to Docker
 type Driver struct{}
@@ -53,6 +53,7 @@ func (d *Driver) ConnectionStatus() (bool, error) {
 	if err != nil {
 		return false, err
 	}
+	defer cli.Close()
 
 	_, err = cli.ServerVersion(context.TODO())
 	if err != nil {
@@ -86,6 +87,7 @@ func (d *Driver) Status(name string) (string, error) {
 	if err != nil {
 		return status, err
 	}
+	defer cli.Close()
 
 	containerID, err := d.nameToID(name)
 	if err != nil && err.Error() == "no container found" {
@@ -112,6 +114,7 @@ func (d *Driver) RawStats(name string) (int64, int, error) {
 	if err != nil {
 		return 0.0, 0, err
 	}
+	defer cli.Close()
 
 	containerID, err := d.nameToID(name)
 	if err != nil {
@@ -143,6 +146,7 @@ func (d *Driver) Stats(name string) (float64, int, error) {
 	if err != nil {
 		return 0.0, 0, err
 	}
+	defer cli.Close()
 
 	containerID, err := d.nameToID(name)
 	if err != nil {
@@ -186,6 +190,7 @@ func (d *Driver) Remove(name string) error {
 	if err != nil {
 		return err
 	}
+	defer cli.Close()
 
 	containerID, err := d.nameToID(name)
 	if err != nil {
@@ -210,6 +215,7 @@ func (d *Driver) Start(name string) error {
 	if err != nil {
 		return err
 	}
+	defer cli.Close()
 
 	containerID, err := d.nameToID(name)
 	if err != nil {
@@ -228,6 +234,7 @@ func (d *Driver) Stop(name string) error {
 	if err != nil {
 		return err
 	}
+	defer cli.Close()
 
 	containerID, err := d.nameToID(name)
 	if err != nil {
@@ -250,6 +257,7 @@ func (d *Driver) IsExist(name string) ([]string, error) {
 	if err != nil {
 		return containerIDs, err
 	}
+	defer cli.Close()
 
 	containers, err := cli.ContainerList(context.TODO(), types.ContainerListOptions{All: true})
 	if err != nil {
@@ -276,6 +284,7 @@ func (d *Driver) pullImage(image string) error {
 	if err != nil {
 		return err
 	}
+	defer cli.Close()
 
 	stream, err := cli.ImagePull(context.TODO(), image, types.ImagePullOptions{})
 	if err != nil {
@@ -299,6 +308,7 @@ func (d *Driver) Create(name string, image string, volumePath string, HTTPPort i
 	if err != nil {
 		return "", err
 	}
+	defer cli.Close()
 
 	err = d.pullImage(image)
 	if err != nil {
@@ -385,6 +395,7 @@ func (d *Driver) Exec(name string, cmd []string, stdin string, env []string, att
 	if err != nil {
 		return &[]byte{}, err
 	}
+	defer cli.Close()
 
 	containerID, err := d.nameToID(name)
 	if err != nil {
diff --git a/main.go b/main.go
index 5bafa4d..61195f8 100644
--- a/main.go
+++ b/main.go
@@ -46,7 +46,7 @@ func main() {
 	e := echo.New()
 	e.Renderer = t
 
-	/* e.Use(TokenMiddleware) */
+	e.Use(TokenMiddleware)
 
 	// UI
 	e.GET("/", homeHandler)
@@ -102,5 +102,5 @@ func main() {
 	// Return info about the node including performance index
 	e.GET("/v1/node", getNodeInfoHandler)
 
-	e.Logger.Fatal(e.Start("127.0.0.1:1323"))
+	e.Logger.Fatal(e.Start(":1323"))
 }