Move sdk structs to modules/structs (#6905)

* move sdk structs to moduels/structs

* fix tests

* fix fmt

* fix swagger

* fix vendor

modules/structs/repo_key.go

@@ -0,0 +1,41 @@
+// Copyright 2015 The Gogs Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package structs
+
+import (
+	"time"
+)
+
+// DeployKey a deploy key
+type DeployKey struct {
+	ID          int64  `json:"id"`
+	KeyID       int64  `json:"key_id"`
+	Key         string `json:"key"`
+	URL         string `json:"url"`
+	Title       string `json:"title"`
+	Fingerprint string `json:"fingerprint"`
+	// swagger:strfmt date-time
+	Created    time.Time   `json:"created_at"`
+	ReadOnly   bool        `json:"read_only"`
+	Repository *Repository `json:"repository,omitempty"`
+}
+
+// CreateKeyOption options when creating a key
+type CreateKeyOption struct {
+	// Title of the key to add
+	//
+	// required: true
+	// unique: true
+	Title string `json:"title" binding:"Required"`
+	// An armored SSH key to add
+	//
+	// required: true
+	// unique: true
+	Key string `json:"key" binding:"Required"`
+	// Describe if the key has only read access or read/write
+	//
+	// required: false
+	ReadOnly bool `json:"read_only"`
+}