#3154 feat(templates): Use uv build backend in package templates Pull request opened by edgarrmondragon on <!date^1751514053^{date_short}|2025-07-03T03:40:53Z> ## Blockers • Maybe astral-sh/uv#14037. ## Summary by Sourcery Switch the package templates to use uv_build as the build backend and configure the uv build backend settings. Enhancements: • Add tool.uv.build-backend configuration with module-name and module-root to templates Build: • Replace hatchling with uv_build and update build-system sections in mapper, tap, and target templates meltano/sdk