Add Spreadsheet listing

CardListing/671a13f1-e02c-4dbd-9e99-09a6d63332a2.json

@@ -0,0 +1,64 @@
+{
+  "data": {
+    "meta": {
+      "adoptsFrom": {
+        "name": "CardListing",
+        "module": "http://localhost:4201/catalog/catalog-app/listing/listing"
+      }
+    },
+    "type": "card",
+    "attributes": {
+      "name": "Spreadsheet",
+      "images": [],
+      "summary": "The Spreadsheet component defines a data structure and interface for creating, editing, importing, and exporting spreadsheet data within a catalog. It allows users to input CSV data, customize delimiters, and visualize tabular data dynamically. The primary purpose is to enable easy management and interaction with spreadsheet data, including file import/export capabilities and inline data editing, all presented with a clear, user-friendly UI.",
+      "cardInfo": {
+        "name": null,
+        "notes": null,
+        "summary": null,
+        "cardThumbnailURL": null
+      }
+    },
+    "relationships": {
+      "tags": {
+        "links": {
+          "self": null
+        }
+      },
+      "skills": {
+        "links": {
+          "self": null
+        }
+      },
+      "license": {
+        "links": {
+          "self": null
+        }
+      },
+      "specs": {
+        "links": {
+          "self": null
+        }
+      },
+      "examples": {
+        "links": {
+          "self": null
+        }
+      },
+      "publisher": {
+        "links": {
+          "self": null
+        }
+      },
+      "categories": {
+        "links": {
+          "self": null
+        }
+      },
+      "cardInfo.theme": {
+        "links": {
+          "self": null
+        }
+      }
+    }
+  }
+}