Create share table and repository. (#930)

* Add share table and repository

* Add datastore mock

* Try fixing indent

* Try fixing indent - 2

* Try fixing indent - 3

* Implement rest.Repository and rest.Persistance

* Renew date

* Better error handling

* Improve field name

* Fix json name conventionally

model/share.go

@@ -0,0 +1,24 @@
+package model
+
+import (
+	"time"
+)
+
+type Share struct {
+	ID            string    `json:"id"            orm:"column(id)"`
+	Name          string    `json:"name"`
+	Description   string    `json:"description"`
+	ExpiresAt     time.Time `json:"expiresAt"`
+	CreatedAt     time.Time `json:"createdAt"`
+	LastVisitedAt time.Time `json:"lastVisitedAt"`
+	ResourceIDs   string    `json:"resourceIds"   orm:"column(resource_ids)"`
+	ResourceType  string    `json:"resourceType"`
+	VisitCount    string    `json:"visitCount"`
+}
+
+type Shares []Share
+
+type ShareRepository interface {
+	Put(s *Share) error
+	GetAll(options ...QueryOptions) (Shares, error)
+}