It appears you have a well-structured Git repository with various files, including SVG icons and HTML documents. Here's a brief overview:

backend/node_modules/svgo/plugins/addAttributesToSVGElement.js

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+'use strict';
+
+exports.name = 'addAttributesToSVGElement';
+exports.description = 'adds attributes to an outer <svg> element';
+
+var ENOCLS = `Error in plugin "addAttributesToSVGElement": absent parameters.
+It should have a list of "attributes" or one "attribute".
+Config example:
+
+plugins: [
+  {
+    name: 'addAttributesToSVGElement',
+    params: {
+      attribute: "mySvg"
+    }
+  }
+]
+
+plugins: [
+  {
+    name: 'addAttributesToSVGElement',
+    params: {
+      attributes: ["mySvg", "size-big"]
+    }
+  }
+]
+
+plugins: [
+  {
+    name: 'addAttributesToSVGElement',
+    params: {
+      attributes: [
+        {
+          focusable: false
+        },
+        {
+          'data-image': icon
+        }
+      ]
+    }
+  }
+]
+`;
+
+/**
+ * Add attributes to an outer <svg> element. Example config:
+ *
+ * @author April Arcus
+ *
+ * @type {import('./plugins-types').Plugin<'addAttributesToSVGElement'>}
+ */
+exports.fn = (root, params) => {
+  if (!Array.isArray(params.attributes) && !params.attribute) {
+    console.error(ENOCLS);
+    return null;
+  }
+  const attributes = params.attributes || [params.attribute];
+  return {
+    element: {
+      enter: (node, parentNode) => {
+        if (node.name === 'svg' && parentNode.type === 'root') {
+          for (const attribute of attributes) {
+            if (typeof attribute === 'string') {
+              if (node.attributes[attribute] == null) {
+                // @ts-ignore disallow explicit nullable attribute value
+                node.attributes[attribute] = undefined;
+              }
+            }
+            if (typeof attribute === 'object') {
+              for (const key of Object.keys(attribute)) {
+                if (node.attributes[key] == null) {
+                  // @ts-ignore disallow explicit nullable attribute value
+                  node.attributes[key] = attribute[key];
+                }
+              }
+            }
+          }
+        }
+      },
+    },
+  };
+};