Pessoal, estou tentando subir a api java para o heroku e no último comando da erro (git subtree push --prefix backend heroku main), no terminal vem a seguinte mensagem

No log do heroku vem a essa mensagem:

   [INFO] Using 'UTF-8' encoding to copy filtered resources.
   [INFO] Using 'UTF-8' encoding to copy filtered properties files.
   [INFO] Copying 4 resources
   [INFO] ------------------------------------------------------------------------
   [INFO] BUILD FAILURE
   [INFO] ------------------------------------------------------------------------
   [INFO] Total time:  8.791 s
   [INFO] Finished at: 2022-03-18T05:57:16Z
   [INFO] ------------------------------------------------------------------------
   [ERROR] Failed to execute goal org.apache.maven.plugins:maven-resources-plugin:3.2.0:resources (default-resources) on project dsmovie: Input length = 1 -> [Help 1]
   [ERROR] 
   [ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
   [ERROR] Re-run Maven using the -X switch to enable full debug logging.
   [ERROR] 
   [ERROR] For more information about the errors and possible solutions, please read the following articles:
   [ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/MojoExecutionException
  ERROR: Failed to build app with Maven
   We're sorry this build is failing! If you can't find the issue in application code,
   please submit a ticket so we can help: https://help.heroku.com/
 Push rejected, failed to compile Java app.
  Push failed

Meus arquivos MAVEN estão nessa configuração

Procurei mas não consegui resolver, alguém pode me ajudar?