feat：完善项目信息

app/api/website/model/sys_agreement.go

@@ -0,0 +1,11 @@
+package model
+
+import "SciencesServer/app/common/model"
+
+type SysAgreement struct {
+	*model.SysAgreement
+}
+
+func NewSysAgreement() *SysAgreement {
+	return &SysAgreement{model.NewSysAgreement()}
+}