Centralize managed state targets

internal/bundle/manifest_test.go

@@ -4,6 +4,8 @@ import (
 	"os"
 	"strings"
 	"testing"
+
+	"gitea.maximumdirect.net/eric/distributor/internal/storage"
 )
 
 func TestParseManifestValid(t *testing.T) {
@@ -71,7 +73,7 @@ func TestParseManifestRejectsUnsafeFilePaths(t *testing.T) {
 		`"path": "/report.md"`,
 		`"path": "nested/../report.md"`,
 		`"path": "manifest.json"`,
-		`"path": ".distributor.json"`,
+		`"path": "` + storage.StateFileName + `"`,
 	}
 	for _, replacement := range tests {
 		t.Run(replacement, func(t *testing.T) {

internal/bundle/validate.go

@@ -12,7 +12,7 @@ func ValidateSourcePath(path string) error {
 		return err
 	}
 	switch path {
-	case ManifestName, ".distributor.json":
+	case ManifestName, storage.StateFileName:
 		return fmt.Errorf("%q is reserved", path)
 	}
 	return nil