Develop a streamlined web application that automatically extracts table data from PDF files and converts it to Excel/CSV formats, with batch processing support.
## Timeline
- **Delivery Time**: 2 weeks
## Core Features
### 1. PDF Upload
- Drag-and-drop PDF file upload
- Batch upload support (up to 10 files)
- File size limit (50MB per file)
### 2. Table Detection & Preview
- Automatic detection of all tables in PDF
- Online preview of extracted table data
- Display page number and position for each table
### 3. Data Export
- Export to Excel format (.xlsx)
- Export to CSV format
- Individual table export or merged export
### 4. Batch Processing
- Process multiple PDF files at once
- Bulk download of all result files
- Processing progress indicator
### 5. Simple Settings
- Table detection accuracy adjustment
- Custom column delimiter
- Export format options
## Deliverables
1. Complete source code
2. Docker deployment files
3. User manual
4. API documentation (if integration needed)
5. Sample PDF files and results
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