feat: psql connection

AIart-app/src/app/interest-search/interest-search.component.html

@@ -54,7 +54,7 @@
   <!-- 保存和提交按钮 -->
   <div style="display: flex; justify-content: space-between; align-items: center; margin: 0 15px;">
     <ion-button style="width: 45%;" (click)="save()">保存</ion-button>
-    <ion-button id="yes/no" style="width: 45%;">提交</ion-button>
+    <ion-button id="yes/no" style="width: 45%;" (click)="submit()">提交</ion-button>
     <ion-alert trigger="yes/no" header="是否确定提交" [buttons]="alertButtons"></ion-alert>
   </div>
 </ion-content>