xby-generate-prd-prompt: Dynamic Prompt Generation and Template Assembly Tool

`xby-generate-prd-prompt` is a plugin for DeepSeek Harness (DSH), designed to simplify the construction of structured prompts for PRDs, codebases, and bug analysis. Built on a modular architecture, it provides API key management, template retrieval (including standard sections), and dynamic prompt generation. Users must first register to obtain a key, then specify the tech stack and parameters to quickly generate a fully assembled, professional prompt suitable for AI assistants seeking standardized output.