v1.0.3 - Remove Planned Features

What's Changed

Documentation

• Removed all references to planned features (Intraday Prices)
• Simplified library name from "OMIEData Go Library" to "OMIEData"
• Updated documentation to reflect only implemented features

Clean Up

• Removed IntradayPrice type exports from omiedata.go
• Cleaned up CLAUDE.md development guide

This is a patch release with documentation updates only. No functional changes.

Note: The library now focuses on the two implemented features:

• Marginal Prices
• Energy by Technology