修改，删除

src/main/java/com/example/demo/controllers/PoiController.java

@@ -50,13 +50,17 @@ public class PoiController {
         return Result.success();
     }
 
-    @PutMapping("/edit")
-    public Result edit(@RequestBody Poi info){
+    @PutMapping("/edit/{id}")
+    public Result edit(@PathVariable int id, @RequestBody Poi info){
+
+        info.setId(id);
+        poiService.updateById(info);
         return Result.success();
     }
 
     @DeleteMapping("/del/{id}")
-    public Result del(){
+    public Result del(@PathVariable int id){
+        poiService.removeById(id);
         return Result.success();
     }
 }