- relocate verify/verify.sh to ./verify.sh for easier access
- update all documentation and build script references
- add npm run verify script for consistency
- simplify verification command execution
- install.sh now installs all variants when run without parameters
- preserve single-variant mode when --variant is specified
- add variant names to generated file headers for clarity
- fix tool name extraction to preserve compound names like git-delta
- fix CSS variable preservation during header generation