[Snyk] Security upgrade python from 3.11-slim to 3.13.0b4-slim

[Amartyajha]

User description

Snyk has created this PR to fix 5 vulnerabilities in the dockerfile dependencies of this project.

Keeping your Docker base image up-to-date means you’ll benefit from security fixes in the latest version of your chosen image.

Snyk changed the following file(s):

• docker-example/Dockerfile

We recommend upgrading to python:3.13.0b4-slim, as this image has only 43 known vulnerabilities. To do this, merge this pull request, then verify your application still works as expected.

Vulnerabilities that will be fixed with an upgrade:

	Issue	Score
	Integer Overflow or Wraparound SNYK-DEBIAN12-ZLIB-6008963	500
	Integer Overflow or Wraparound SNYK-DEBIAN12-KRB5-1549480	150
	CVE-2024-26462 SNYK-DEBIAN12-KRB5-6277421	150
	CVE-2024-4603 SNYK-DEBIAN12-OPENSSL-6861561	150
	CVE-2024-4741 SNYK-DEBIAN12-OPENSSL-7151359	150

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• Check the changes in this PR to ensure they won't cause issues with your project.
• Max score is 1000. Note that the real score may have changed since the PR was raised.
• This PR was automatically created by Snyk using the credentials of a real user.

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Description

• Upgraded the Docker base image in docker-example/Dockerfile from python:3.11-slim to python:3.13.0b4-slim to fix security vulnerabilities.
• The upgrade addresses critical and low severity vulnerabilities related to zlib, krb5, and openssl packages.

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Changes walkthrough

	Relevant files
Enhancement	Dockerfile Upgrade Python Base Image to Fix Vulnerabilities                              docker-example/Dockerfile Upgraded base image from python:3.11-slim to python:3.13.0b4-slim to address multiple security vulnerabilities. +1/-1

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🔍 Infra Scan Results:

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Failed Dockerfile Checks Check Name File Path Lines Ensure that HEALTHCHECK instructions have been added to container images docker-example/Dockerfile 1-39

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Things to consider

Based on the information provided and the PR Git Diff, here are the potential issues that could arise from the changes in this PR:

1. Potential Compatibility Issues with New Python Version: Upgrading from Python 3.11 to a beta version of Python 3.13 (3.13.0b4) could introduce compatibility issues if the application relies on features that have been deprecated or significantly changed in the newer version. It is important to thoroughly test the application to ensure that all functionalities work as expected with the new Python version.

2. Missing Dependency Updates: The PR upgrades the Python version, but there may be dependencies within the application that require updates to be compatible with Python 3.13.0b4. If these dependencies are not updated, it could lead to runtime errors.

3. Lack of Testing for New Image: Since the new image is a beta version (python:3.13.0b4-slim), it might not have been as thoroughly tested as a stable release. This could mean that there are undiscovered bugs or issues within the Python image itself that could affect the application.

It is important to note that these are potential issues and may not necessarily manifest. Proper testing and validation are required to ensure that the application remains stable and functional after the upgrade.