Merge branch 'next' into fix/issue-15

time.UnixNano() panics for dates outside ~1678-2262. The Nanosecond()
method returns just the nanosecond component (0-999999999) and is safe
for all dates. This matches the pattern already used in ModTime.Timestamp().

mfer/scanner.go

@@ -385,9 +385,6 @@ func (s *Scanner) ToManifest(ctx context.Context, w io.Writer, progress chan<- S
 // The path should use forward slashes.
 func IsHiddenPath(p string) bool {
 	tp := path.Clean(p)
-	if tp == "." || tp == "/" {
-		return false
-	}
 	if strings.HasPrefix(tp, ".") {
 		return true
 	}

mfer/scanner_test.go

@@ -352,8 +352,6 @@ func TestIsHiddenPath(t *testing.T) {
 		{"/absolute/.hidden", true},
 		{"./relative", false}, // path.Clean removes leading ./
 		{"a/b/c/.d/e", true},
-		{".", false},          // current directory is not hidden
-		{"/", false},          // root is not hidden
 	}
 
 	for _, tt := range tests {