[SL-1325] [EPIC] DSI 0.5.0

[QMalcolm]

### Tasks
- [ ] https://github.com/dbt-labs/dbt-semantic-interfaces/issues/210
- [ ] https://github.com/dbt-labs/dbt-semantic-interfaces/issues/134
- [ ] https://github.com/dbt-labs/dbt-semantic-interfaces/issues/228

_{From SyncLinear.com | SL-1325}

[QMalcolm]

Hey linear sync, can you stop destroying task lists? 👀