speaker v0.7.0

Adds strict output-language confirmation, monolingual delivery rules, banned template slide openings, content-level slide thesis style, Claude Code project skill support, and refreshed local Codex/Claude installation guidance.

speaker v0.6.0

Initial release of the speaker Codex skill. Includes bilingual README files, visual-grounded PPT extraction workflow, vision review packet generation, display rehearsal document output, and PowerPoint speaker notes injection.