fix wrong git ignore

internal/pdf/extractor/utils.go

@@ -0,0 +1,20 @@
+package extractor
+
+import (
+	"errors"
+
+	"gitea.tecamino.com/paadi/pdfmerge/internal/pdf/core"
+)
+
+// getNumberAsFloat can retrieve numeric values from PdfObject (both integer/float).
+func getNumberAsFloat(obj core.PdfObject) (float64, error) {
+	if fObj, ok := obj.(*core.PdfObjectFloat); ok {
+		return float64(*fObj), nil
+	}
+
+	if iObj, ok := obj.(*core.PdfObjectInteger); ok {
+		return float64(*iObj), nil
+	}
+
+	return 0, errors.New("Not a number")
+}