v0.2.0

Changelog

• 424ebbd feat(cmdutil): add ParsePeople for prefixed people references
• b703d1b feat(cmdutil): add ParseTimePoint for ISO date and datetime input
• a387eb2 feat(task): add priority and counterparty parsing helpers
• f106ed9 feat(task): add shared field-flag set for create and update
• b980594 feat(task): create accepts template, project, people, priority, and date flags
• de06e59 feat(task): update accepts the full core field-flag set
• c47fd47 fix(task): reject non-canonical ids and empty people lists in field flags