Check committed file sizes

docs/consumers/publish.md

@@ -69,6 +69,14 @@ permitted. Committed module symlinks are resolved within the candidate, and
 parse or inspection errors retain their causes. This check is independent of
 `GOWORK`; its zero value disables it, and a failure stops publication before
 product checks or tag creation.
+Set `Validation.FileSize` to check each committed blob against a byte limit.
+Nil disables the check; an empty object enables the default of 1,000,000
+decimal bytes. `LimitBytes` uses strict greater-than, accepts zero, and rejects
+negative values. `Exclusions` contains literal repository-relative files or
+directories, including committed descendants of excluded directories. Symlink
+blob size is its link text; gitlinks are omitted. This check measures only the
+captured candidate and reports one oversized file with its measurement as
+`file-size`; it stops publication before product checks or tag creation.
 
 If `Build` selects targets, ReleaseKit verifies them after the standard suite
 and additional checks, before creating the tag. The operation then rechecks the