fix: cannot open in word

empty.go

@@ -11,10 +11,10 @@ func newEmptyA4File() *Docx {
 			XMLName: xml.Name{
 				Space: "w",
 			},
-			XMLW:    XMLNS_W,
-			XMLR:    XMLNS_R,
-			XMLWP:   XMLNS_WP,
-			XMLWP14: XMLNS_WP14,
+			XMLW:  XMLNS_W,
+			XMLR:  XMLNS_R,
+			XMLWP: XMLNS_WP,
+			// XMLWP14: XMLNS_WP14,
 			Body: &Body{
 				XMLName: xml.Name{
 					Space: "w",
@@ -40,18 +40,31 @@ func newEmptyA4File() *Docx {
 					Type:   `http://schemas.openxmlformats.org/officeDocument/2006/relationships/fontTable`,
 					Target: "fontTable.xml",
 				},
+				{
+					ID:     "rId4",
+					Type:   `http://schemas.openxmlformats.org/officeDocument/2006/relationships/settings`,
+					Target: "settings.xml",
+				},
+				{
+					ID:     "rId5",
+					Type:   `http://schemas.openxmlformats.org/officeDocument/2006/relationships/webSettings`,
+					Target: "webSettings.xml",
+				},
 			},
 		},
 		media:        make([]Media, 0, 64),
 		mediaNameIdx: make(map[string]int, 64),
-		rId:          3,
+		rId:          5,
 		template:     "a4",
 		tmpfslst: []string{
 			"_rels/.rels",
 			"docProps/app.xml",
 			"docProps/core.xml",
 			"word/theme/theme1.xml",
+			"word/fontTable.xml",
+			"word/settings.xml",
 			"word/styles.xml",
+			"word/webSettings.xml",
 			"[Content_Types].xml",
 		},
 		buf: bytes.NewBuffer(make([]byte, 0, 1024*1024*4)),