pdf-tools-compdflisted

# PDF Toolkit Process PDF files through ComPDF Cloud REST API. Supports 50+ document processing operations. Official documentation: <https://api.compdf.com/api-reference/overview> ## When to Run - User requests to convert file format (e.g., "convert this PDF to Word", "convert Excel to PDF") - User requests to edit PDF pages (e.g., "merge these two PDFs", "delete page 3", "rotate PDF") - User requests to add or remove watermarks from PDF - User requests to compress PDF files - User requests OCR recognition of scanned documents or text in images - User requests AI extraction or parsing of document content - User requests to extract tables from images - User requests batch processing of multiple document files - User requests to compare differences between two PDF documents - User mentions ComPDF, compdf, or related keywords ## Workflow ### Step 1 — Obtain API Key Check whether `config/public_key.txt` exists and contains a non-empty value. - **If the file exists and is non-empty**: use the stored key (trim whitespace). - **If the file is missing or empty**: ask the user for their ComPDF API Public Key. Inform them it can be obtained at <https://api-dashboard.compdf.com/api/keys>. After the user provides the key, ask whether they would like to save it locally for future sessions. - If the user agrees, write the key to `config/public_key.txt`. - If the user declines, use the key for the current session only without saving. > The key file is **not included in the publ