build-result of maven builder

docs/docs/configuration.md

@@ -185,7 +185,7 @@ You can configure the following build parameters to define artifacts to package
 
 | Name | Default value        | Description                                                    
 | ------  | --------       |  ----------                                                
-| `build-result`    | The module folder     | A folder containing the build results to package.
+| `build-result`    | For the `maven` builder: <module's folder>/target/\*.war <br><br>  For the `fetcher` builder: <module's folder>/target/\*.\* <br><br> For other builders: <module's folder>     | A path to the build results that should be packaged.
 | `ignore`    | None     | Files and/or subfolders to exclude from the package. 
 
 

docs/docs/migration.md

@@ -31,6 +31,20 @@ The following `build-parameters` are not supported by the Cloud MTA Build Tool:
 
 If you need to change the default build behavior defined for the corresponding builder, see [configure `custom` builder](configuration.md#configuring-the-custom-builder). For a complete list of available builders and their default behaviors, see [Builders execution commands](https://github.com/SAP/cloud-mta-build-tool/blob/master/configs/builder_type_cfg.yaml). 
  
+If you replace the `maven` builder with the `custom` builder, you also need to set the `build-result` parameter (if it was not configured explicitly) as follows:
+ 
+```yaml
+
+- name: module1
+  type: java
+  build-parameters:     
+     builder: custom
+     ...
+     build-result: target/*.war
+     ...     
+```
+ 
+
 </li>
 <li>