chore: release

[acp-release-bot]

🤖 New release

• agent-client-protocol-schema: 1.1.0 -> 1.2.0 (✓ API compatible changes)
• agent-client-protocol-json-schema-v1: 1.16.0 -> 1.17.0

Changelog

agent-client-protocol-schema

1.2.0 - 2026-06-29

Added

• (schema) Stabilize request cancellation (#1549)
• (unstable-v2) use EnvVariable for terminal auth env (#1522)
• (unstable-v2) Require auth logout support (#1520)
• (unstable-v2) Group v2 auth methods under auth/* (#1519)
• (unstable-v2) require v2 implementation info (#1517)

Fixed

• (unstable-v2) allow null auth capabilities (#1539)
• Deserialization leniency part 2 (#1526)
• (unstable-v2) make mcpServers optional in new sessions (#1523)
• (rust) Clean up Protocol version handling (#1515)

Other

• (unstable-v2) reorder v2 content fields (#1541)
• (unstable-v2) Clean up client schema types (#1540)
• (schema) correct Implementation description (#1518)

agent-client-protocol-json-schema-v1

1.17.0 - 2026-06-29

Added

• (schema) Stabilize request cancellation (#1549)

Fixed

• Deserialization leniency part 2 (#1526)
• (unstable-v2) make mcpServers optional in new sessions (#1523)

Other

• (unstable-v2) Clean up client schema types (#1540)
• (schema) correct Implementation description (#1518)

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