Initial release.
Implemented the metabox UI integrated with the Classic Editor.
Implemented dynamic scanning logic for post titles and headings (h2, h3, h4).
Implemented a pure front-end video generation engine utilizing the Canvas and MediaRecorder APIs.
Implemented rounded, semi-transparent background boxes (captions cushion) to maximize text readability.
Implemented seamless mixing and looped playback of multiple BGM tracks using the Web Audio API.