fix: fix lint issues #3

Annotations

10 errors and 1 warning

tool.Function undefined (type *Tool has no field or method Function) (typecheck)

"encoding" imported and not used (typecheck)

cannot range over seq (variable of type iter.Seq[E]) (typecheck)

not enough arguments in call to time.Unix

missing return (typecheck)

missing type in composite literal (typecheck)

Failed to restore: "/usr/bin/tar" failed with error: The process '/usr/bin/tar' failed with exit code 2