v0.13.0

[0.13.0] — 2026-09-16

Added

• core: Let runCancellable compose an effect-owned teardown

Changed

• core: Add runCancellable and finish the useAsyncAdapter contract

Chore

• meta: Run prettier on staged ts/tsx so formatting stops drifting

Fixed

• web: Surface file-tree load failures with a retry instead of an empty tree

Tests

• web: Add the missing vitest setup and first component specs