add put method

src/lib/services/generic.service.ts

@@ -57,6 +57,19 @@ export abstract class GenericService<Entity> {
         });
     }
 
+    @Validate()
+    protected _put<R = Entity>(
+        @RequiredParam() body: unknown,
+        modelPath = this._defaultModelPath,
+        queryParams?: List<QueryParam>
+    ): Observable<R> {
+        return this._http.put<R>(`/${encodeURI(modelPath)}`, body, {
+            params: this._queryParams(queryParams),
+            headers: HeadersConfiguration.getHeaders(),
+            observe: 'body'
+        });
+    }
+
     @Validate()
     protected _getOne<R = Entity>(
         @RequiredParam() path: List,