[website][upgrade]feat: docs migration - Administration

[urfreespace]

Master Issue: #11766

Motivation

website upgrade

Modifications

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Snapshot

Verifying this change

• Make sure that the change passes the CI checks.

(Please pick either of the following options)

This change is a trivial rework / code cleanup without any test coverage.

(or)

This change is already covered by existing tests, such as (please describe tests).

(or)

This change added tests and can be verified as follows:

(example:)

• Added integration tests for end-to-end deployment with large payloads (10MB)
• Extended integration test for recovery after broker failure

Does this pull request potentially affect one of the following parts:

If yes was chosen, please highlight the changes

• Dependencies (does it add or upgrade a dependency): (yes / no)
• The public API: (yes / no)
• The schema: (yes / no / don't know)
• The default values of configurations: (yes / no)
• The wire protocol: (yes / no)
• The rest endpoints: (yes / no)
• The admin cli options: (yes / no)
• Anything that affects deployment: (yes / no / don't know)

Documentation

For contributor

For this PR, do we need to update docs?

• If yes, please update docs or create a follow-up issue if you need help.

• If no, please explain why.

For committer

For this PR, do we need to update docs?

• If yes,

  • if you update docs in this PR, label this PR with the doc label.

  • if you plan to update docs later, label this PR with the doc-required label.

  • if you need help on updating docs, create a follow-up issue with the doc-required label.

• If no, label this PR with the no-need-doc label and explain why.

[urfreespace]

@tuteng @Anonymitaet PTAL, thanks.