Add dbt-artifacts utility (#1478)

Co-authored-by: Pat Nadolny <[email protected]>

_data/default_variants.yml

@@ -660,6 +660,7 @@ utilities:
   cron: meltano
   dagster: quantile-development
   datahub: datahub-project
+  dbt-artifacts: matatika
   dbt-bigquery: dbt-labs
   dbt-dry-run: autotraderuk
   dbt-duckdb: jwills

_data/meltano/utilities/dbt-artifacts/matatika.yml

@@ -0,0 +1,47 @@
+commands:
+  convert-matatika:
+    args: convert --format matatika
+    description: Convert artifacts to Matatika datasets.
+    executable: artifacts_extension
+  convert-mermaid:
+    args: convert --format mermaid
+    description: Convert artifacts to Mermaid entity-relationship diagrams.
+    executable: artifacts_extension
+definition: |
+  is a tool for processing [dbt artifacts](https://docs.getdbt.com/reference/artifacts/dbt-artifacts), such as to generate model lineage in diagram-as-code files.
+
+  > **WARNING:** This extension is currently in beta - if you run into any problems, [join the Matatika Slack community](https://join.slack.com/t/matatika/shared_invite/zt-19n1bfokx-F31DNitTpSxWCFO2aFlgxg) and ask for help in the `#troubleshooting` channel.
+description: A tool for processing dbt artifacts.
+executable: dbt-artifacts_extension
+ext_repo: https://github.com/Matatika/dbt-artifacts-ext
+keywords:
+- dbt
+- artifacts
+- manifest
+- catalog
+- mermaid
+- matatika
+label: dbt Artifacts
+logo_url: /assets/logos/utilities/dbt.png
+maintenance_status: beta
+name: dbt-artifacts
+namespace: dbt_artifacts
+pip_url: git+https://github.com/Matatika/dbt-artifacts-ext.git
+repo: https://github.com/Matatika/dbt-artifacts-ext
+settings:
+- description: Source directory for the dbt artifact files.
+  label: Source directory
+  name: source_dir
+  value: .meltano/transformers/dbt/target
+- description: Output directory for processed artifacts.
+  label: Output directory
+  name: output_dir
+  value: output
+- description: The dbt resource types to process (`source`, `model`, `snapshot`, `test`, or `all`).
+  kind: array
+  label: Resource types
+  name: resource_types
+  value:
+  - all
+usage: For help, try `meltano invoke dbt-artifacts --help` (or `--help` on any subcommand).
+variant: matatika