v6.10.0

Bug Fixes

• Compare a node's first snapshot by key order and identity, and freeze it (e76b625)
• Keep a key named proto in snapshots; put creates once (4471abc)
• Call the generator with the action's this (8e72aae)
• Print a value through its toJSON in error messages (58a23c3)
• Leave out extendInstance's internal action (54439b6)
• A child whose build throws keeps its snapshot (e91e072)
• Give an instance to a member of its own type first (55c9118)
• Three small reflection and env slips (0968502)

Documentation

• List the mobx 7 and Node 22 requirements; fix footnote heading (fa325e8)
• Add highlights section leading with lazy loading and plugins (1e46514)
• Add detach and snapshot-identity rows; note where upstream 9.0.0 is faster (f36eb48)
• October JBrowse baselines; --ignoreProjects swallows paths (9b04114)
• Table fork 6.10.0 against upstream 9.0.0 (dcee8a0)

Features

• FindParent(node, predicate) returns the nearest matching ancestor (bb7ae06)

Other Changes

• Footnote (f1b7310)
• Add editor-shaped A/B; let the value-churn script load a dist without setDevMode (d53b6ed)

Performance Improvements

• Detach walks only the detached subtree (d86682d)
• Keep a node's snapshot object when it is first read after instantiation (a76a5a3)

Refactoring

• Drop isPrimitive's unused includeDate and refinement's dead node branch (f552d4d)

Styling

• Prettier the files preversion rejected (9c27646)

Tests

• Pin that a moved child keeps its node and an inserted one validates once (ea041f1)

Full changelog: v6.9.0...v6.10.0