* Replace google.github.io/adk-docs URLs and /adk-docs/ paths with adk.dev
Migrate all hardcoded documentation references to use the new custom
domain. Update root-relative links to remove the /adk-docs/ subpath
prefix since the site will be served from the root of adk.dev.
* Additional fixes
* Phase 1: ADK Onboarding journey revision
- Quickstart: split by language and reduce time
- Build your agent: new section for agent building
- Home page: Simplify onboarding choices
- Surface "About ADK" in navigation
* Updates from first review round and Java research
- completely revised Java quickstart
* further updates from review
* more review updates
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Co-authored-by: Kristopher Overholt <koverholt@gmail.com>
Kristopher Overholt