Merge remote-tracking branch 'gitea/main'

# Conflicts:
#	prompts/owner-common-paired-room.md
#	src/channels/discord.ts
#	src/codex-warmup.ts
#	src/db/bootstrap.test.ts
#	src/db/migrations/index.ts
#	src/paired-execution-context-reviewer.ts
#	src/usage-primer.test.ts
#	src/usage-primer.ts

prompts/owner-common-paired-room.md

@@ -68,7 +68,6 @@ Every finalize message must contain, in this order:
 5. **(Optional) Follow-up suggestions** — only if genuinely useful, kept short.
 
 Do **not** include:
-
 - "리뷰어가 지적해서 정정했습니다", "PROCEED 확정", "리뷰어 피드백 반영" 같은 메타 문구. The user doesn't know there was a reviewer.
 - A blow-by-blow of each round.
 - Apologies for earlier owner mistakes that the user never saw.