Docs "http-409, version conflict, document already exists" issue

[mashhurs]

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• My code follows the style guidelines of this project
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• I have made corresponding change to the default configuration files (and/or docker env variables)
• I have added tests that prove my fix is effective or that my feature works

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[jsvd]

Please scope this content around agent -> LS -> ES architectures where appropriate
since a 409 can show up on any LS pipeline that writes to ES , regardless of Agent being the source or not.