0.9.0-rc.0

What's Changed

• chore: removed obsolete cli plugins by @pavelgj in #1202
• docs: multi-agent docs by @kevinthecheung in #1200
• docs: migrating from 0.5 guide by @huangjeff5 in #1187
• Reduce duplicate codepaths for resolving models and tools. by @mbleigh in #1206
• docs: fix chat.md markdown by @kevinthecheung in #1205
• feat: updated syntax for creating preamble/agent chat by @pavelgj in #1209
• fix: pipe stdin from genkit start process by @pavelgj in #1224
• refactor(js/plugins/vertexai): split into subplugins by @cabljac in #1226
• fix(js/plugins/vertexai): fix subplugin names by @cabljac in #1232
• feat: added functionCallingConfig config option for gemini models by @pavelgj in #1227
• fix: fixed prompt file descriptions and namespacing to unblock use as tool by @pavelgj in #1215

Full Changelog: https://github.com/firebase/genkit/compare/@genkit-ai/[email protected]...@genkit-ai/[email protected]