feat: add versioned publish / canary rollout for cortex_agent (closes #16) - #17
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…loses #16) Adds opt-in named-version mode (versioning=false default, zero breaking changes). When enabled, issues CREATE AGENT IF NOT EXISTS ... ADD VERSION for new agents and ALTER AGENT ... ADD VERSION for existing ones, with optional SET DEFAULT_VERSION to control live traffic promotion. Includes helper macros, integration test model, README docs, and config reference table updates. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
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Summary
cortex_agentmaterialization (versioning=falseby default — zero breaking changes for existing models)versioning=true, issuesCREATE AGENT IF NOT EXISTS ... ADD VERSIONfor new agents andALTER AGENT ... ADD VERSIONfor existing ones;set_default=true(the default) promotes the version to live traffic by flippingDEFAULT VERSION_cortex_agent_exists,_cortex_agent_auto_version_name) live in a newmacros/relations/cortex_agent/helpers/folder with their ownschema.yml; three DDL builder macros are added tocreate.sqlwith!! SYNTAX NEEDS VERIFICATIONcomments pending confirmation against live Snowflake docsagent_versionedintegration test model and documentsversioning,version_name, andset_defaultconfigs in README andmacros/schema.ymlTest plan
dbt compile --select "agent_*" --target duckdbpasses (covered by CI)!! SYNTAX NEEDS VERIFICATIONcomments in the three DDL builders against live Snowflake Cortex Agent docs before mergingagent_versionedtwice and confirm second run adds a version row inSHOW VERSIONS IN AGENT; testset_default=falseleaves default unchanged; testset_default=truepromotes🤖 Generated with Claude Code