9.6.3 / 2026-05-27

• fix(clone): isolate cloned arrays from source documents #16281 AbdelrahmanHafez
• fix(update): preserve user-provided $setOnInsert.createdAt with overwriteImmutable: true #16278 #15781 AbdelrahmanHafez
• fix(schema): always pass raw string value to error validators, only trim to 30 chars for maxlength validator #16238 #16236 #15550 #15571
• types: add $percentile to TypeScript aggregation expression types #16290 #16288
• docs: update default pool sizes on createConnection() #16295 torbiak-samdesk
• docs: improve code block copy button behavior and sidebar scrolling #16294 DraXx-Van
• docs: remove broken link to deleted schema example #16297 kaseken