DeepSeek Harness Plugin: xby-ocr-bank-card Bank Card Recognition

`xby-ocr-bank-card` is a DeepSeek Harness (DSH) plugin maintained by `xby-skill`, designed to automatically recognize card numbers, issuing banks, and card types from bank card images and validate their validity using the Luhn algorithm. The plugin provides three tool functions, supporting recognition via API Key, image URL, Base64 encoding, or local file path. Before use, users need to register on the official Xiaobenyang website to obtain a key and install it using the DSH CLI. It provides DSH developers with an efficient and standardized solution for bank card information extraction.