v1.9.0

Spectrum v1.9.0 (c88e669).

What's Changed

• fix(ui): Agents rail tab + unify sub-agent rows between rail and chat by @fmsouza in #102
• feat: auto-generate session names via dedicated small-fast model by @fmsouza in #103
• feat: media upload for supporting agents during sessions by @fmsouza in #104
• fix(desktop): run-connection resilience — auto-reconnect, rail connection indicator, start watchdog by @fmsouza in #105
• feat: composer drag-and-drop with unified concurrent attachment ingest by @fmsouza in #106
• fix(desktop): attachment hardening sweep — windows-safe names, type invariants, regression pins by @fmsouza in #107
• chore(ui): type-check test files (291 → 0 errors) by @fmsouza in #108
• chore(desktop): type-check test files (585 errors) by @fmsouza in #110
• chore: type-check test files — libs (19 packages, 0-26 errs each) by @fmsouza in #109
• feat(proxy): deliver image/PDF attachments to vision-capable proxied routes by @fmsouza in #111
• fix(desktop): gate window open on startup-ready (post-update SIGTRAP) by @fmsouza in #112
• feat(desktop): native origin-lock the window webview to views://main by @fmsouza in #113
• feat(agent-events): add plan-update event + usage context-size for ACP (#115) by @fmsouza in #125
• feat(harnesses): add ACP launch config + mode to HarnessDefinition (#116) by @fmsouza in #126
• feat(driver-acp): ACP client adapter + pure mapAcpUpdate mapper (#117) by @fmsouza in #127
• feat(runtime-core): wire driver-acp into the driver registry + routing (#118) by @fmsouza in #128
• feat(runtime-core): route openclaw + opencode to the ACP driver (#119 #120) by @fmsouza in #129
• feat(runtime-core): route codex + claude to the ACP driver (#121 #122) by @fmsouza in #130
• feat: retire bespoke driver packages and harness SDK dependencies (#123) by @fmsouza in #131
• docs: update AGENTS.md + add ACP architecture doc (#124) by @fmsouza in #132
• fix: audit vulnerabilities in claude-agent-sdk deps + flaky DPAPI timeout by @fmsouza in #133
• fix(acp): make the ACP migration actually work end to end by @fmsouza in #134
• fix(acp): Claude proxy auth, Codex resume, and silent failed turns by @fmsouza in #135
• ci(canary): release canaries nightly instead of on every merge by @fmsouza in #136
• fix(ci): stop a wedged desktop smoke from stalling releases for 6h by @fmsouza in #137

Full Changelog: v1.8.1...v1.9.0