feat: bump AI SDK to v6 + add Opus 4.6 adaptive thinking#13228

cascadingstyletrees wants to merge 2 commits intoanomalyco:devanomalyco/opencode:devfrom

cascadingstyletrees:feat/opus-4-6-adaptive-thinkingcascadingstyletrees/opencode:feat/opus-4-6-adaptive-thinkingCopy head branch name to clipboard