v0.0.16 — In-Product Datasource Onboarding (Profiler Seam)

What's Changed

• refactor(wizard): route /generate entity YAML through generateSemanticLayer (#3529) by @msywulak in #3637
• refactor(openapi): converge REST datasources onto the semantic-layer surface (#3628) by @msywulak in #3639
• feat(profiler-seam): registry-resolved datasource profiler spine + SDK contract + ADR-0017 (ClickHouse tracer) by @msywulak in #3638
• docs(architecture-wins): record #95 — capability-derived datasource profiler seam by @msywulak in #3640
• feat(duckdb): move the DuckDB profiler onto the plugin profiler contract (#3623) by @msywulak in #3641
• feat(snowflake): move the Snowflake profiler onto the plugin profiler contract (#3622) by @msywulak in #3642
• feat(bigquery): net-new BigQuery profiler on the contract + atlas init/diff support (#3626) by @msywulak in #3643
• feat(elasticsearch): move the ES/OpenSearch profiler onto the plugin profiler contract (#3625) by @msywulak in #3644
• feat(salesforce): move the Salesforce SOQL profiler onto the plugin profiler contract (#3624) by @msywulak in #3645
• docs: self-serve trial signup over MCP — ADR-0018 + glossary by @msywulak in #3655
• feat(mcp): profile plugin-managed datasources over MCP (#3552) by @msywulak in #3647
• feat(wizard): route all datasource types through the profiler seam (#3621) by @msywulak in #3648
• fix: v0.0.16 profiler-seam review batch (#3662, #3664) + cleanup (#3663, #3665) by @msywulak in #3668
• feat: universal datasource profiling — profiling rides connection resolution (#3667) + review fixes by @msywulak in #3670
• docs(roadmap): tidy — v0.0.16 reframe to universal profiling (#3670) by @msywulak in #3671
• One profiler home: converge wizard + CLI onto the live connection by @msywulak in #3672
• ci: guard against merged-but-unpublished package versions + idempotent publish by @msywulak in #3673
• docs(publish): warn that pushing >3 tags at once fires no publish runs by @msywulak in #3675
• Add batch entity description support to describeEntity tool by @msywulak in #3674
• fix(profiler): de-silence non-fatal failures + scrub per-table errors[] (v0.0.16 whole-cycle review) by @msywulak in #3676

Full Changelog: v0.0.15...v0.0.16