v0.21.2

What's Changed

• harness: obey OTEL_METRICS_EXPORTER, 60 s export, env resource, DBOS tracing behind a config flag by @krajla in #507
• harness: drop cleanup-workflow traces and replayed step spans at the source, stable DBOS span names by @krajla in #513
• The package identity: one rule for each track, and one query grammar by @vivere-dally in #511
• harness: record run and step outcomes at the terminal step by @krajla in #514
• fix(ci): guard the disk of the builder before each build by @vivere-dally in #515

Full Changelog: v0.21.1...v0.21.2