Provide Superset as a service for data exploration

[blarghmatey]

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User Story

• As a data platform owner, I want to deploy an installation of Superset, so I can provide data consumers with a portal for exploration and visualization

Description/Context

Deploy a customized installation of Superset on our own AWS infrastructure

Acceptance Criteria

• [x] Superset is deployed
• [x] Superset is integrated with Keycloak for Authn/Authz
• [x] Superset is connected to Trino for querying the data lake
• [ ] dbt mart models are published to Superset as data sets

Plan/Design

• [x] Create a Pulumi project for managing the AWS infrastructure to support Superset
• [x] Create a customized Docker image for our Superset installation
  • [x] Custom Python settings module and plugins
  • [x] Specify additional Python dependencies and versions
• [ ] Integrate dbt with Superset following examples from https://engineering.hometogo.com/how-hometogo-connected-dbt-and-superset-to-make-metadata-more-accessible-and-reduce-analytical-2223af539cc6