v1.5.2

What's Changed

• feat(agent): adding graphql introspection query by @xoscar in #3989
• feat(cli): Implementing trigger preprocessor by @xoscar in #3990
• fix: reenable debug logging by @schoren in #3994
• fix: correctly display general errors by @schoren in #3995
• fix: add nicer message for missing agent error by @schoren in #3996

Full Changelog: v1.5.1...v1.5.2