feat: 支持解析表格（简单粗暴的原生html方式）

format/format.go

@@ -174,7 +174,7 @@ func formatContent(pieces []parse.Piece, depth int) (string, map[string][]byte)
 			pieceMdStr = formatImageRefer(piece, len(base64Imgs))
 			base64Imgs = append(base64Imgs, piece.Val.(string))
 		case parse.TABLE:
-			// TODO
+			pieceMdStr = formatTable(piece)
 		case parse.CODE_INLINE:
 			// TODO
 		case parse.CODE_BLOCK:
@@ -201,6 +201,15 @@ func formatContent(pieces []parse.Piece, depth int) (string, map[string][]byte)
 	return contentMdStr, saveImageBytes
 }
 
+func formatTable(piece parse.Piece) string {
+	var tableMdStr string
+	if piece.Attrs != nil && piece.Attrs["type"] == "native" {
+		tableMdStr = piece.Val.(string)
+	}
+	// TODO
+	return tableMdStr
+}
+
 func formatBlockQuote(piece parse.Piece, depth int) (string, map[string][]byte) {
 	var bqMdString string
 	var prefix string = ">"