#10048 docs: update getting started and cloud documentation Pull request opened by akhil-meltano Description Revamps the docs site to introduce a tiered "Which Meltano?" getting-started flow and adds custom sidebar UI enhancements. New docs pages: getting-started/which-meltano.mdx — landing page to help users choose between Cloud, Community, and Open editions getting-started/cloud-overview.mdx — overview for Meltano Cloud getting-started/cloud-quickstart.mdx — quickstart guide for Meltano Cloud getting-started/community-overview.mdx — overview for the self-hosted Community edition Sidebar (sidebars.js): Replaced the autogenerated sidebar with a manually structured one Added section labels (MELTANO CLOUD, COMMUNITY, OPEN) using html nodes Added customProps (icon, badgeType) on sidebar items to drive icon and badge rendering Custom sidebar UI (DocSidebarItem/Link, DocSidebarItem/Category): New Link/index.js component with icon and badge rendering based on customProps New Link/styles.module.css for sidebar icon/badge styling Updated Category/index.js to render icon from customProps.icon Fixed all react/prop-types ESLint errors in both components Site config (docusaurus.config.js): Updated "Get Started" nav link to point to /getting-started/which-meltano/ Removed the redundant top-level "Docs" nav link Conditionally enable Google Analytics (gtag) only in production Homepage (Features.js, custom.css): Updated feature cards to link to new Cloud/Community/Open overview pages Added new community.svg and open.svg homepage images Extended custom.css with sidebar styling for badges, icons, and section labels Checklist • I have read the contribution guide Was generative AI tooling used to co-author this PR? • Yes (please specify the tool below) Related Issues • Closes #XXXX meltano/meltano