v2.5.1

New

• Add classes to specify image location
• Add image caption support

Improved

• Add Docker support to tools scripts
• Add multi-config option to build tool
• Upgrade GA tag to latest version
• Using yq to parse YAML in tool scripts
• Upgrade web-fonts source
• Regular layout optimization

Fixed

• The copy link button of the posts is invalid
• Fix the compatibility of fswatch under Linux