v14.4.0

• Added firebase experimental:mcp command, which runs an MCP server for AI assistants to interact with Firebase resources.
• Updated supported runtimes for functions. Default python runtime is now 3.13. (#8534)
• Fixed issue where Secret Manager API was not automatically enabled for functions using secrets. (#8528)
• Changed artifact registry cleanup policy error to warn for CI/CD workloads #8513
• Enhance firebase init apphosting to support local source deploys. (#8479)
• Fixed issue where firebase init hosting:github didn't correctly parse the repo input. (#8536)
• Add GCP API client functions to support App Hosting deploy from source feature. (#8545)
• Fixed an issue where Extensions, Cloud Functions, and App Hosting would run into issues on projects where the default compute service account was changed.
• Changed firebase init template for functions to pin runtime version on init. (#8553)
• Fix an issue where updating a Cloud Function that retires would add incorrect fields to the updateMask. (#8560)
• Fixed multi tenancy support for SSO users in the auth emulator (#8544)
• Add SDK autoinit capabilities to App Hosting emulator. (#8582)
• Provision App Hosting compute service account during init flow. (#8580)
• Updated the Firebase Data Connect local toolkit to v2.6.1, which includes the following changes: (#8598)
  • Fixed a bug where @transaction continued to execute after errors and produces more confusing errors.
  • Fixed a bug where rolled-back fields in @transaction returned bogus data that had been invalidated by the rollback. They now correctly return null with a corresponding error "(rolled back)".
  • Disallow @check on side-effect fields if the mutation doesn't have @transaction.
  • Improved error messages when reading a field of null in CEL expressions.
  • Updated the underlying Go dependency version from v1.22.2 to v1.22.12.
  • Added the response binding to Server Values and @check(expr:) CEL expressions.