Release v0.1.1

This release mainly contains bug fixes.

🐛 Bug Fixes

• Make chat turns retry-safe — commit trajectory only after generate succeeds (f98fd1a) — @hijkzzz & @claude
• Token-exact TITO rollout with compaction segments (ab77ad3) — @hijkzzz & @claude
• Merge routed_experts when only some samples captured routing (#5) (a992877) — @khazic
• Correct GLM-5.2 recipe: no CP, EP256, 32 nodes (33e5ece) — @hijkzzz & @claude
• Drop dead --rollout.rescore_logprobs; fix async off-policy remedy text (a95608d) — @hijkzzz & @claude
• Reject half-written checkpoints, require extra_state.pt (2d12843) — @hijkzzz & @claude
• Back-fill turn-boundary token's routing (R3) (7709cba) — @hijkzzz & @claude
• Forward caller positional args in launchers (snapshot $@ before set --) (a8689ad) — @hijkzzz & @claude

Other Changes

• Refactor: tighten mixed-routing merge fill (aba01d4) — @hijkzzz & @claude
• Test: cover multi-turn VLM image carry + new-image-in-delta (7a0c330) — @hijkzzz & @claude
• Chore: bump version 0.1.0 -> 0.1.1 (433e98f) — @hijkzzz & @claude