docs: add Composer-managed installation instructions#89

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justlevine wants to merge 6 commits intoWordPress:trunkfrom

justlevine:docs/composer-managed-plugin

Commits on Sep 30, 2025

Merge branch 'trunk' into docs/composer-managed-plugin
justlevine
authored

Commits on Oct 14, 2025

Merge branch 'trunk' into docs/composer-managed-plugin
justlevine
authored