feat：优化项目信息

app/common/model/user_research.go

@@ -0,0 +1,15 @@
+package model
+
+type UserResearch struct {
+	Model
+	ModelDeleted
+	ModelAt
+}
+
+func (m *UserResearch) TableName() string {
+	return "user_research"
+}
+
+func NewUserResearch() *UserResearch {
+	return &UserResearch{}
+}