Security Policy violation Binary Artifacts

_This issue was automatically created by [Allstar](https://github.com/ossf/allstar/)._

**Security Policy Violation**
Project is out of compliance with Binary Artifacts policy: binaries present in source code

**Rule Description**
Binary Artifacts are an increased security risk in your repository. Binary artifacts cannot be reviewed, allowing the introduction of possibly obsolete or maliciously subverted executables. For more information see the [Security Scorecards Documentation](https://github.com/ossf/scorecard/blob/main/docs/checks.md#binary-artifacts) for Binary Artifacts.

**Remediation Steps**
To remediate, remove the generated executable artifacts from the repository.

**First 10 Artifacts Found**

- courses/java-microservices/spring-cloud-gcp-guestbook/1-bootstrap/guestbook-frontend/.mvn/wrapper/maven-wrapper.jar
- courses/java-microservices/spring-cloud-gcp-guestbook/1-bootstrap/guestbook-service/.mvn/wrapper/maven-wrapper.jar
- courses/java-microservices/spring-cloud-gcp-guestbook/12-kubernetes-monitoring/guestbook-frontend/.mvn/wrapper/maven-wrapper.jar
- courses/java-microservices/spring-cloud-gcp-guestbook/2a-cloud-sql/guestbook-frontend/.mvn/wrapper/maven-wrapper.jar
- courses/java-microservices/spring-cloud-gcp-guestbook/2a-cloud-sql/guestbook-service/.mvn/wrapper/maven-wrapper.jar
- courses/java-microservices/spring-cloud-gcp-guestbook/2b-spanner/guestbook-service/.mvn/wrapper/maven-wrapper.jar
- courses/java-microservices/spring-cloud-gcp-guestbook/3-trace/guestbook-frontend/.mvn/wrapper/maven-wrapper.jar
- courses/java-microservices/spring-cloud-gcp-guestbook/3-trace/guestbook-service/.mvn/wrapper/maven-wrapper.jar
- courses/java-microservices/spring-cloud-gcp-guestbook/4-logging/guestbook-frontend/.mvn/wrapper/maven-wrapper.jar
- courses/java-microservices/spring-cloud-gcp-guestbook/4-logging/guestbook-service/.mvn/wrapper/maven-wrapper.jar
- Run a Scorecards scan to see full list.

**Additional Information**
This policy is drawn from [Security Scorecards](https://github.com/ossf/scorecard/), which is a tool that scores a project's adherence to security best practices. You may wish to run a Scorecards scan directly on this repository for more details.

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Allstar has been installed on all Google managed GitHub orgs. Policies are gradually being rolled out and enforced by the GOSST and OSPO teams. Learn more at http://go/allstar

This issue will auto resolve when the policy is in compliance.

Issue created by Allstar. See https://github.com/ossf/allstar/ for more information. For questions specific to the repository, please contact the owner or maintainer.