[Merged by Bors] - Spark anomaly detection demo

[adwk67]

Description

A demo using spark-k8s to create anomaly detection scores from NYC taxi data, writing the results to a Trino table and displaying them in a Superset dashboard.

Closes #142.

Review Checklist

• [ ] Code contains useful comments
• [ ] Documentation added (or not applicable)
• [ ] Changelog updated (or not applicable)
• [ ] Cargo.toml only contains references to git tags (not specific commits or branches)

Once the review is done, comment bors r+ (or bors merge) to merge. Further information

[adwk67]

Sample output:

[adwk67]

bors merge

[bors[bot]]

Pull request successfully merged into main.

Build succeeded:

• Run Rustfmt