feat: redesign Exams List page to show submitted custom exams

- Added Custom Exams tab showing all exams from Generation page
- Displays title, module badges, duration, and status
- Added Create Exam button
- Kept Exam Sessions tab for institutional sessions
- Search filters across exams

Made-with: Cursor

node_modules/eslint/lib/rules/no-sparse-arrays.js

@@ -0,0 +1,68 @@
+/**
+ * @fileoverview Disallow sparse arrays
+ * @author Nicholas C. Zakas
+ */
+"use strict";
+
+const astUtils = require("./utils/ast-utils");
+
+//------------------------------------------------------------------------------
+// Rule Definition
+//------------------------------------------------------------------------------
+
+/** @type {import('../types').Rule.RuleModule} */
+module.exports = {
+	meta: {
+		type: "problem",
+
+		docs: {
+			description: "Disallow sparse arrays",
+			recommended: true,
+			url: "https://eslint.org/docs/latest/rules/no-sparse-arrays",
+		},
+
+		schema: [],
+
+		messages: {
+			unexpectedSparseArray: "Unexpected comma in middle of array.",
+		},
+	},
+
+	create(context) {
+		//--------------------------------------------------------------------------
+		// Public
+		//--------------------------------------------------------------------------
+
+		return {
+			ArrayExpression(node) {
+				if (!node.elements.includes(null)) {
+					return;
+				}
+
+				const { sourceCode } = context;
+				let commaToken;
+
+				for (const [index, element] of node.elements.entries()) {
+					if (index === node.elements.length - 1 && element) {
+						return;
+					}
+
+					commaToken = sourceCode.getTokenAfter(
+						element ?? commaToken ?? sourceCode.getFirstToken(node),
+						astUtils.isCommaToken,
+					);
+
+					if (element) {
+						continue;
+					}
+
+					context.report({
+						node,
+						loc: commaToken.loc,
+						messageId: "unexpectedSparseArray",
+					});
+				}
+			},
+		};
+	},
+};