Implement WiFi-DensePose system with CSI data extraction and router interface

- Added CSIExtractor class for extracting CSI data from WiFi routers.
- Implemented RouterInterface class for SSH communication with routers.
- Developed DensePoseHead class for body part segmentation and UV coordinate regression.
- Created unit tests for CSIExtractor and RouterInterface to ensure functionality and error handling.
- Integrated paramiko for SSH connections and command execution.
- Established configuration validation for both extractor and router interface.
- Added context manager support for resource management in both classes.

requirements.txt

@@ -18,6 +18,7 @@ pydantic>=1.10.0
 # Hardware interface dependencies
 asyncio-mqtt>=0.11.0
 aiohttp>=3.8.0
+paramiko>=3.0.0
 
 # Data processing dependencies
 opencv-python>=4.7.0