DeepSeek Harness Plugin: SillyTavern Character Card Creation and Migration Tool

`dsh-stcardwriter` is a DeepSeek Harness (DSH) plugin designed to integrate the SillyTavern creation environment and address multi-format resource management issues. It provides a "Tavern Creation Mode" workspace that supports local, visual management of character cards, world books, and preset files. It features a built-in local connector, supports V1/V2/V3 cards and CHARX file formats, and enables batch import. Users can switch between Standard and Minimal modes to suit different needs. After installation, restart DSH to use it.