Application device interface encryption and other bug fixes (#87)

* add: device login

* update: global config

* add: User transmission interface encryption

* update: get global config

* update: User transmission interface encryption

* add: get device list

* add: SecretIsEmpty Message

* update: device middleware

* add: query user subscribe node list

* fix bug: query device list

* fix bug: unbind device

* update: device login

* fix bug: The ad table is missing the description field

* fix bug:page size is zero

* update: Device Middleware

* fix bug: Site custom data update failed

pkg/constant/context.go

@@ -8,4 +8,5 @@ const (
 	CtxKeyRequestHost CtxKey = "requestHost"
 	CtxKeyPlatform    CtxKey = "platform"
 	CtxKeyPayment     CtxKey = "payment"
+	LoginType         CtxKey = "loginType"
 )