Meltano

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Fixes

- [6143](https://github.com/meltano/meltano/issues/6143) Resolve issue where Meltano UI would not start.

New

- [3283](https://github.com/meltano/meltano/issues/3208) Support `meltano add` directly from Hub.
- [2924](https://gitlab.com/meltano/meltano/-/issues/2924) Add job support via new `meltano job` command and support for referencing jobs in `meltano run` commands.
- [5923](https://github.com/meltano/meltano/pull/5923) Add support for jobs to schedules and improves general schedule cli UX.
- [3348](https://github.com/meltano/meltano/issues/3348) Add [`env_var_strict_mode`](https://docs.meltano.com/reference/settings#ffenv_var_strict_mode) feature flag to raise an exception if unset environment variables are referenced in settings.
- [6060](https://github.com/meltano/meltano/pull/6060) Generate lockfiles when running `meltano add` to install new plugins (now enabled by default).
- [3355](https://github.com/meltano/meltano/pull/3355) New paradigm of explicit plugin dependencies using `requires:`, replaces implicitly "related" plugins.
- [6033](https://github.com/meltano/meltano/pull/6033) Let plugin in `meltano.yml` override capabilities and extend settings of parent/lockfile.

Changes

- [5957](https://github.com/meltano/meltano/pull/5957) Remove the auto-add functionality that applied to transform plugins and plugins with matching `namespace`.
- [6043](https://github.com/meltano/meltano/pull/6034) Let Meltano settings be stored under environments.

Breaks

- [3427](https://gitlab.com/meltano/meltano/-/issues/3427) Drop support for the legacy "Dashboards" and "Explore" UX in Meltano UI.
- [3427](https://gitlab.com/meltano/meltano/-/issues/3427) Drop support for legacy `model` and `dashboard` plugin types.
- [3048](https://github.com/meltano/meltano/issues/3048) Drop support for `env_aliases` feature and remove its references in `discovery.yml`.
- [5957](https://github.com/meltano/meltano/pull/5957) Drop support for the `--include-related` CLI flag.

Fixes

- [5979](https://github.com/meltano/meltano/issues/5979) Fixes `meltano remove` bug where lock files were not removed if they include a variant in the file name.
- [6015](https://github.com/meltano/meltano/issues/6015) Fixes a bug where `meltano config meltano set` would not always set a value.

Under the Hood

- Improved [telemetry](https://handbook.meltano.com/data-team/telemetry#philosophy-of-telemetry) coverage across the product.

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New

- [3298](https://gitlab.com/meltano/meltano/-/issues/3298) Add adapter-specific dbt plugins for Redshift, Postgres, and BigQuery.
- [3482](https://gitlab.com/meltano/meltano/-/issues/3482) Expand project-set environment variables in Environment-level `env:`.

Changes

- [3174](https://gitlab.com/meltano/meltano/-/issues/3174) - We now recommend [pipx](https://pypa.github.io/pipx/) over manually created virtual environments.
- [3484](https://gitlab.com/meltano/meltano/-/issues/3484) Use `SettingsService.feature_flag` convention for lockfiles.
- [3447](https://gitlab.com/meltano/meltano/-/issues/3447) Make setting-level `env:` declaration a one-way injection into the plugin execution context.

Fixes

- [3483](https://gitlab.com/meltano/meltano/-/issues/3483) Fixes a bug where pipx installed meltano can not find executable(.exe) meltano dependency packages. _Thanks **[Dan Norman](https://gitlab.com/BuzzCutNorman)**!_
- [3500](https://gitlab.com/meltano/meltano/-/issues/3500) Fixes bug where lock file was added but not used.

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New

- [3031](https://gitlab.com/meltano/meltano/-/issues/3031) Add lock artifacts during `meltano add` for stability and portability of plugin definitions.

Changes

- [3385](https://gitlab.com/meltano/meltano/-/issues/3385) Add feature flags for experimental features

Fixes

- [3468](https://gitlab.com/meltano/meltano/-/issues/3468) Fixes bug where container spec's entrypoint was not passed along to the Docker runtime.

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Fixes

- [3462](https://gitlab.com/meltano/meltano/-/issues/3462) Adds missing telemetry for `meltano state`