rejection-check: A DeepSeek Harness-based plugin for checking bid rejection items

# Preface Anyone who has drafted a bid document knows this: no matter how excellent the content is, triggering even a single disqualification clause in the bidding document renders all previous efforts futile. A common self-audit method involves compiling "invalid bids" and "disqualification clauses" from the bidding document into a checklist, then manually searching through hundreds of pages of the bid document to locate corresponding content, while also checking for typos and inconsistencies. This process is time-consuming and highly susceptible to human error. The philosophy behind DeepSeek Harness (DSH) is "Everything is a plugin": transforming a fixed workflow for a specific task into a bundle that, once installed, registers as a skill, enabling the model to execute the workflow within Harness. The rejection-check plugin introduced in this article exemplifies this concept: by uploading both the bidding document and the bid document, it is responsible for extracting disqualification clauses...