New plugins

• @genkit-ai/compat-oai - plugin for OpenAI API compatible providers: OpenAI, DeepSeek, xAI
• genkitx-cloud-sql-pg - Cloud SQL for PostgreSQL plugin. See docs.
• @genkit-ai/mcp - plugin for building MCP clients and servers. See docs.

What's Changed

• feat(js): added id and metadata to executable prompts by @pavelgj in #3084
• feat(cli): compile CI to a binary with bun by @cabljac in #3101
• fix(js/plugins/{googleai,vertexai}): fixed handling of empty object schema (used by MCP) by @pavelgj in #3215
• fix(js/core): add port to runtime id for uniqueness by @MichaelDoyle in #3182
• fix(js/ai): remove obsolete streaming callback ALS and correctly passthrought streaming callback from action by @pavelgj in #3243
• refactor(js): more obsolete streaming callback ALS cleanup by @pavelgj in #3244

Full Changelog: https://github.com/firebase/genkit/compare/genkit@1.14.1...genkit@1.15.1