Index: composer.lock
===================================================================
--- composer.lock	(revision b9c4a92282ce0d7aa095082d7109f6d3d7b68dad)
+++ composer.lock	(revision a0635eb17a5e94ef0f7516801a86eaf53c605263)
@@ -5,5 +5,5 @@
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+            ],
+            "description": "PHPSpreadsheet - Read, Create and Write Spreadsheet documents in PHP - Spreadsheet engine",
+            "homepage": "https://github.com/PHPOffice/PhpSpreadsheet",
+            "keywords": [
+                "OpenXML",
+                "excel",
+                "gnumeric",
+                "ods",
+                "php",
+                "spreadsheet",
+                "xls",
+                "xlsx"
+            ],
+            "support": {
+                "issues": "https://github.com/PHPOffice/PhpSpreadsheet/issues",
+                "source": "https://github.com/PHPOffice/PhpSpreadsheet/tree/1.18.0"
+            },
+            "time": "2021-05-31T18:21:15+00:00"
         },
         {
@@ -7956,5 +8492,6 @@
     "prefer-lowest": false,
     "platform": {
-        "php": "^7.3|^8.0"
+        "php": "^7.3|^8.0",
+        "ext-zip": "*"
     },
     "platform-dev": [],
