Add support for exchange passphrases

update package-lock version

Simplify smithery.yaml by removing marketType and cacheTTL options

Revert CLI script back to original version

Enhance smithery.yaml with additional configuration options

Enhance CLI script with CCXT version compatibility check

Update CCXT dependency to 4.4.71 and bump package version

Fix SVG rendering issue in code architecture diagram

Update MCP integration architecture diagram with proxy details

Update code architecture diagram with proxy improvements

Update code architecture diagram with more spacious layout

Update code architecture diagram for v1.2.1

Update version badge in README.md to 1.2.1

Bump version to 1.2.1

Update CHANGELOG.md for v1.2.1 release