Generate and publish X posts for openai/codex releases.

If multiple public releases appear between checks, script outputs all unseen releases from oldest to newest.

bun run index.ts

• workflow: .github/workflows/hourly.yml
• schedule: hourly (0 * * * *) + manual trigger
• index.ts generates, publishes to X, and updates state in one run
• commits .state/last_posted_tag.txt when changed
• CI uses Claude CLI for post generation

Required secrets:

• CLAUDE_CODE_OAUTH_TOKEN
• X_API_KEY
• X_API_SECRET
• X_ACCESS_TOKEN
• X_ACCESS_TOKEN_SECRET

• none. single-purpose command.

• default: post generated by local claude CLI
• style: multiline summary with line-level emojis + changelog link
• claude-only mode (fails loud on invalid/empty output)
• stdout: final posted text only

Default: .state/last_posted_tag.txt

• script skips output when state tag matches latest tag
• script backfills all unseen releases between state tag -> latest
• script writes tag only after successful post publish