v0.2.1

Patch release to mint the Zenodo DOI after enabling GitHub integration.

Identical tree to v0.2.0 (55d491a). Use this version for citation once the DOI is live.

LogParser-Harness v0.2.0

Spell baseline plus full Trail Tier A goldens on Apache, Linux, and OpenSSH 2k.

• Drain / Spell / Trail 3×3 LogHub-2k table
• CI verifies Spell and Trail goldens on all three sets
• Trail checkout pinned to LogParser-Trail v0.2.0