feat: Initialize ASIN-Child Processor with CSV handling and API integration
- Created a new Rust project for processing ASIN and UPC data.
- Added dependencies for CSV handling, HTTP requests, and configuration management.
- Implemented configuration loading from a TOML file.
- Developed functionality to fetch SKU records from an external API.
- Implemented CSV reading and writing for input and output data.
- Added processing logic to map input records to SKU records.
- Included tests for core functionalities including CSV reading, writing, and record processing.
- Documented usage instructions and build steps in the README.