Story (Required)

A follow up task to the code coverage in Chains that was done. (SRVKP-9408).

Includes 3 steps:

1. setting up a local Mongodb server, and change the url to test the fix for bug #1178 is working --REMOVED from this tasks workload
2. Creating a docdb tutorial. How to use, what artifacts are included, what are the backend options, what is stored in these artifacts etc.. ) specifically to MongoDB. An example for tutorial structure and content can be found here: https://github.com/tektoncd/chains/blob/main/docs/tutorials/provenance-storage-gcs-tutorial.md PR to chains/docs/tutorials
3. Write a storage section blog that shall be added here- https://tekton.dev/docs/chains/ Blog shall cover general data on docdb storage (a comparison between all option?). PR to tektoncd/website/content/en/blog/2025

Background (Required)

Adding documentation to raise topics coverage in chains docs.

Out of scope

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Approach (Required)

<Description of the general technical path on how to achieve the goal of the story. Include details like json schema, class definitions>

Dependencies

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Acceptance Criteria (Mandatory)

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<Provides a required and minimum list of acceptance tests for this story. More is expected as the engineer implements this story>

INVEST Checklist

Dependencies identified

Blockers noted and expected delivery timelines set

Design is implementable

Acceptance criteria agreed upon

Story estimated

Legend

Unknown

Verified

Unsatisfied

Done Checklist

• Code is completed, reviewed, documented and checked in
• Unit and integration test automation have been delivered and running cleanly in continuous integration/staging/canary environment
• Continuous Delivery pipeline(s) is able to proceed with new code included
• Customer facing documentation, API docs etc. are produced/updated, reviewed and published
• Acceptance criteria are met