fragment v0.11.0

What's Changed

• Computers: no charge for failed boots, the full idle wait, a checked hold by @futurepaul in #51
• fragment model --serve, and a streaming model endpoint by @futurepaul in #52
• job.computer.exec: a fragment's jobs run commands on its computer by @futurepaul in #54
• A computer runs its fragment's start from the live files, as a service by @futurepaul in #56
• The pet template: a computer everyone with the fragment watches live and drives together by @futurepaul in #53
• goose on a fragment's computer: the builder template by @futurepaul in #55

Full Changelog: v0.10.0...v0.11.0