v0.3.0

What's Changed

• feat(cost): price usage records (/cost) by @PerfectPan in #11
• feat(harness): install plan and ledger domain by @PerfectPan in #13
• feat(collab): lease, process lock and redact by @PerfectPan in #14
• feat(collab): lanes scheduling (/lanes) by @PerfectPan in #15
• feat(acp): ACP client with sessions and cancellation (/acp) by @PerfectPan in #16
• feat(harness): plan, apply, verify and uninstall injections (/harness) by @PerfectPan in #17
• test(harness): allow time for multi-process recovery checks by @PerfectPan in #18
• docs(plan): mark the kit side of P0-P6 complete by @PerfectPan in #19
• chore(release): version packages by @github-actions[bot] in #12

Full Changelog: v0.2.0...v0.3.0