v1.29.0

What's Changed

• fix(lean): reject validate commands that diff against a moving base tip, and let a validate resume catch up with a moved base by @rapiercraft-forgedock[bot] in #4289
• chore: sync version 1.28.0 to staging by @rapiercraft-forgedock[bot] in #4290
• feat(scripts): test map + repo facts file feeding pre-PR check selection (#4199, additive) (#4272) by @rapiercraft-forgedock[bot] in #4286
• feat(lean): compile each issue's GitHub graph into a budgeted context pack — issues become prompts (shadow-measured) (#4275) by @rapiercraft-forgedock[bot] in #4282
• feat(lean): post deterministic gate results as an opt-in forgedock/verify check run (#4199 Verify, additive) (#4270) by @rapiercraft-forgedock[bot] in #4281
• feat(orchestrate): take operational decisions autonomously — auto-recover mechanical needs-human in-batch, re-queue dependents, escalate only product/spend/release (#4267) by @rapiercraft-forgedock[bot] in #4269
• fix(lean): strip HTML comments from context-pack text to a fixed point so untrusted text cannot place a FORGE marker by @rapiercraft-forgedock[bot] in #4293
• lean: rerun reuses a frozen contract from the original issue text and treats the engine's own state edits as 'issue edited', so conformance fails → needs-human (#4265) by @rapiercraft-forgedock[bot] in #4294
• fix(lean): scan-based comment strip for the issue scope hash (CodeQL #80) by @rapiercraft-forgedock[bot] in #4295
• fix(lean): 1.29.0 pre-release fixes from the staging review — context-pack sanitising, base-ref test map, honest verify check, recovery relabel, config docs (review finding — PR #4291) (#4297) by @rapiercraft-forgedock[bot] in #4299
• fix(lean): a recovery lane relabels needs-human only on a final failure (SPEC-7/8, BUG-6 from #4291 review) by @rapiercraft-forgedock[bot] in #4301
• chore(lean): 1.29.0 staging review LOW follow-ups (batched) (review finding — PR #4291) (#4298) by @rapiercraft-forgedock[bot] in #4303
• Release: merge-base validate commands, context-pack sanitisation, context pack / test map / verify check run, autonomous mechanical recovery by @rapiercraft-forgedock[bot] in #4291

Full Changelog: v1.28.0...v1.29.0