v0.3.12

What's Changed

• fix: use Duration::from_secs instead of unstable Duration::from_mins by @owenpkent in #6
• fix(ffi): remove use-after-free write in tts_free_voices by @owenpkent in #7
• docs: correct cloud engine count (19->20) and document native engines by @owenpkent in #8

Full Changelog: v0.3.11...v0.3.12