v0.4.0

What's Changed

• fix: Fix flaky test because race condition. by @evntd-jake in #72
• fix: deduplicate event tags before appending. by @evntd-jake in #74
• feat: Custom Indexers by @evntd-jake in #63
• feat: Fact.EventMetadataIndexer by @evntd-jake in #65
• feat: Encryption at rest by @evntd-jake in #60
• chore: compute version based on tag by @evntd-jake in #75
• Bump version to 0.4.0 by @evntd-jake in #76
• Release v0.4.0 by @evntd-jake in #77

Full Changelog: v0.3.1...v0.4.0