Briar v1.2.138

What's Changed

• feat: support SVG attachments by @siisee11 in #1142
• feat(channels): optimistic emoji reaction toggle with failure reversion and error toast by @siisee11 in #1141
• fix: 이슈 내용 스크롤 복원 by @siisee11 in #1144
• feat: reuse queued reply worktrees until idle by @siisee11 in #1146
• feat: support Antigravity 1.1.15 quota format by @siisee11 in #1147
• fix(channels): 채널 이동 시 이미지 재로딩 방지 by @siisee11 in #1148
• feat: update OpenRouter logo with bundled artwork by @siisee11 in #1149
• Update Grok logo artwork in desktop app and landing site by @siisee11 in #1150
• fix: populate OpenRouter supported models by @siisee11 in #1154
• fix: reduce mobile channel rendering lag by @siisee11 in #1151
• Add guided Create Agent template flow by @siisee11 in #1153
• fix: restore Markdown list markers by @siisee11 in #1145
• Show unread counts on Inbox filters by @siisee11 in #1155
• chore: release v1.2.138 by @siisee11 in #1156

Full Changelog: v1.2.137...v1.2.138