Fix admin settings initialization (#31)

README.md

@@ -107,7 +107,6 @@ environment:
   CONFIG: |
     log-level: info
     ssh.git-enabled: false
-    disable-signup: true
     # ...
 ```
 

internal/models/admin_setting.go

@@ -12,6 +12,7 @@ type AdminSetting struct {
 const (
 	SettingDisableSignup    = "disable-signup"
 	SettingRequireLogin     = "require-login"
+	SettingDisableLoginForm = "disable-login-form"
 )
 
 func GetSetting(key string) (string, error) {

internal/models/db.go

@@ -29,6 +29,7 @@ func Setup(dbpath string) error {
 	return initAdminSettings(map[string]string{
 		SettingDisableSignup:    "0",
 		SettingRequireLogin:     "0",
+		SettingDisableLoginForm: "0",
 	})
 }