build: update npm install command to use --legacy-peer-deps

This change modifies the build scripts to use --legacy-peer-deps flag when installing npm dependencies to resolve potential peer dependency conflicts during the build process. The change is applied to both bash (build.sh) and batch (build.bat) build scripts.

frontend/node_modules/eslint/lib/rules/default-case-last.js

@@ -1,5 +1,5 @@
 /**
- * @fileoverview Rule to enforce `default` clauses in `switch` statements to be last
+ * @fileoverview Rule to enforce default clauses in switch statements to be last
  * @author Milos Djermanovic
  */
 
@@ -9,43 +9,36 @@
 // Rule Definition
 //------------------------------------------------------------------------------
 
-/** @type {import('../types').Rule.RuleModule} */
+/** @type {import('../shared/types').Rule} */
 module.exports = {
-	meta: {
-		type: "suggestion",
+    meta: {
+        type: "suggestion",
 
-		docs: {
-			description:
-				"Enforce `default` clauses in `switch` statements to be last",
-			recommended: false,
-			url: "https://eslint.org/docs/latest/rules/default-case-last",
-		},
+        docs: {
+            description: "Enforce default clauses in switch statements to be last",
+            recommended: false,
+            url: "https://eslint.org/docs/latest/rules/default-case-last"
+        },
 
-		schema: [],
+        schema: [],
 
-		messages: {
-			notLast: "Default clause should be the last clause.",
-		},
-	},
+        messages: {
+            notLast: "Default clause should be the last clause."
+        }
+    },
 
-	create(context) {
-		return {
-			SwitchStatement(node) {
-				const cases = node.cases,
-					indexOfDefault = cases.findIndex(c => c.test === null);
+    create(context) {
+        return {
+            SwitchStatement(node) {
+                const cases = node.cases,
+                    indexOfDefault = cases.findIndex(c => c.test === null);
 
-				if (
-					indexOfDefault !== -1 &&
-					indexOfDefault !== cases.length - 1
-				) {
-					const defaultClause = cases[indexOfDefault];
+                if (indexOfDefault !== -1 && indexOfDefault !== cases.length - 1) {
+                    const defaultClause = cases[indexOfDefault];
 
-					context.report({
-						node: defaultClause,
-						messageId: "notLast",
-					});
-				}
-			},
-		};
-	},
+                    context.report({ node: defaultClause, messageId: "notLast" });
+                }
+            }
+        };
+    }
 };