v0.15.0

What's Changed

• feat(start): hold factory:ready issues to runnable acceptance checks by @steig in #217
• feat(factory): start factory:ready issues from a queue under a cap by @steig in #216
• feat(pr-feedback): cap automatic feedback rounds per PR by @steig in #225
• chore: follow-ups from #214, #217 and #218 by @steig in #224
• feat(stats): escapes and stats --check alerts (slice 2 of #204) by @steig in #227
• feat(lessons): propose, approve and brief per-role lessons (slice 1 of #205) by @steig in #228
• feat(review): check a worker's PR against its acceptance checks before a human by @steig in #226
• chore(release): 0.15.0 by @steig in #229

Full Changelog: v0.14.0...v0.15.0