Added

• add yolk edit command
• Add to_json and from_json lua functions
• ensure template expressions are sandboxed
• add contains_key, contains_value, regex_captures functions

Fixed

• join lines in parser where possible

Other

• fix clippy warnings
• ensure that yolk_templates can deal with missing files
• Document inspect.lua library
• Add new utility functions to docs
• document yolk safeguard and how to clone
• simplify parser slightly
• enable tagging in release-plz
• Update references to replace function