Agent Duel 0.4.0-beta.8

What's Changed

• fix(arena): leave sampling to providers and skip unread Arena titles by @lokicik in #55
• fix(arena): keep a reopened battle chat loading when the BYOK key arrives by @lokicik in #56
• fix(arena): drop the duplicate ArenaRuntime import by @lokicik in #65
• fix(arena): offer Discard instead of Tie when both contestants fail by @lokicik in #53
• fix(arena): let a long run with screenshots reach the vote by @lokicik in #58
• fix(arena): keep the last battle's summary in place through the next one by @lokicik in #54
• fix(app): send a new chat's first message only once in packaged builds by @lokicik in #63
• Require terms acceptance at sign-in and for existing accounts by @micjm in #67
• chore(release): cut 0.4.0-beta.8 by @lokicik in #69

Full Changelog: v0.4.0-beta.7...v0.4.0-beta.8