v0.14.0

What's Changed

• [vibecoded] test based on minimal GH clone based on ghstack by @slinder1 in #111
• [vibecoded] implement the auto-MERGED behavior of PRs when updating refs by @slinder1 in #121
• [vibecoded] add tests for some more simple cases by @slinder1 in #117
• [vibecoded] switch to file-based git remote by @slinder1 in #112
• [vibecoded] rip off ghstack's approach by @slinder1 in #118
• [vibecoded] retarget to base only when needed by @slinder1 in #113
• [vibecoded] make it clear that synthetic commits are synthetic by @slinder1 in #119
• [vibecoded] handle markdown in interdiff by @slinder1 in #115
• Clarify the state of the project by @slinder1 in #120
• [vibecoded] rollback refs on error after push by @slinder1 in #126
• [vibecoded] rework stack handling by @slinder1 in #125

Full Changelog: v0.13.0...v0.14.0