Qlight docs

[SatpalSandhu61]

Pull request checklist

Use the following template to make sure your PR fits the GoQuorum documentation standard.

Before creating the PR

Make sure that:

• You've read the contribution guidelines.
• You've previewed your changes locally.

Describe the change

Documentation for the qlight client.
Just draft for now, as the code PR is still also in draft.

Issue fixed

Impacted parts

For content changes:

• Documentation content
• Documentation page organization

For tool changes:

• Build and QA tools (e.g., lint)
• MkDocs templates
• MkDocs configuration
• Python dependencies
• Node dependencies and JavaScript
• GitHub integration

After creating your PR and tests have finished

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• You've fixed any issues raised by the tests.
• You've previewed your changes on GitHub Pages

[CLAassistant]

All committers have signed the CLA.

[baptiste-b-pegasys]

Hi, in the diagram, why it's the org B's private state, in the attached note, only available from the org A QLight Node?
Should be org A's private state?

[SatpalSandhu61]

Hi, in the diagram, why it's the org B's private state, in the attached note, only available from the org A QLight Node? Should be org A's private state?

@baptiste-b-pegasys Good spot. I've corrected that.

[NicolasMassart]

Don't forget to create a 22.4.0 release of the doc once this PR is merged to match the GoQuorum 22.4.0 release: https://github.com/ConsenSys/doc.goquorum/releases/new

[antonydenyer]

LGTM

[rolandtyler]

Added some stylistic edits and links. LGTM