What's Changed

• Add vertex evaluator information to docs by @tagboola in #1
• Add strong response types for vertex evaluators by @tagboola in #2
• Add the genkit client header to calls to Vertex Rapid Eval by @schnecle in #10
• Use span's recordException to record Errors by @MichaelDoyle in #9
• Improve copypastability of some snippets by @kevinthecheung in #13
• Remove preview language from evals docs and expand supported evaluators by @schnecle in #6
• Update dev-ui-gallery to show both v1 and v1beta models for GoogleAI by @MichaelDoyle in #15
• Add Vertex AI fluency metric by @tagboola in #12
• Add docs for writing custom evaluators by @schnecle in #14
• Lifting definePrompt to genkit core by @maxl0rd in #11
• Add vertex ai summarization metrics by @tagboola in #17
• Mark next.js option experimental by @pavelgj in #21
• Update docs to include info about analytics by @sam-gc in #19
• Firestore vector store docs by @kevinthecheung in #18
• [Go] add coffee-shop sample by @ianlancetaylor in #23
• implement streaming in googleai generator by @randall77 in #25
• Support system prompt natively for Gemini 1.5 by @MichaelDoyle in #22
• Fix typo by @peterfriese in #33
• Introduced defineAction which handles registry for actions under the hood by @pavelgj in #35
• Update get-started.md - typo by @kevinthecheung in #30
• Update deploy-node.md - typo by @kevinthecheung in #31
• Update evaluation.md - typo by @kevinthecheung in #32
• Fix schema-exporter script in genkit-tools by @tonybaroneee in #38
• Do not pass systemInstructions to models that do not support it by @MichaelDoyle in #40
• Deleted obsolete action types and added custom by @pavelgj in #37
• Samples - merge custom model params into config by @MichaelDoyle in #41
• [Go] name dev trace store dir like js by @jba in #44
• Consolidate action subtype metadata setting in defineAction by @pavelgj in #47
• [Go] omit nulls from trace output by @jba in #48
• Moved middleware up to actions by @pavelgj in #53
• Use the same names from modelRefs as keys in SUPPORTED_GEMINI_MODELS by @MichaelDoyle in #59
• Prevent prompt rendering from spamming local trace store by @maxl0rd in #60
• Add prompts.md to _guides.yaml by @kevinthecheung in #55
• Add gcloud install links by @kevinthecheung in #66
• Update init command to play nice with Functions eslint default settings by @sam-gc in #43
• Fixed incorrect return statement. by @apascal07 in #67
• [Go] Added missing TraceID to go TraceData and made timeEvent optional by @pavelgj in #58
• Adds context as first-class feature of Model. by @mbleigh in #61
• Upgrade to pnpm 9.1.0 by @tonybaroneee in #69
• Respect log levels by @ssbushi in #68
• Restructure RAG doc to separate concepts from how-to by @schnecle in #65
• bump version to 0.5.0-rc.9 by @pavelgj in #74