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/text-table/test/center.js

@@ -0,0 +1,18 @@
+var test = require('tape');
+var table = require('../');
+
+test('center', function (t) {
+    t.plan(1);
+    var s = table([
+        [ 'beep', '1024', 'xyz' ],
+        [ 'boop', '3388450', 'tuv' ],
+        [ 'foo', '10106', 'qrstuv' ],
+        [ 'bar', '45', 'lmno' ]
+    ], { align: [ 'l', 'c', 'l' ] });
+    t.equal(s, [
+        'beep    1024   xyz',
+        'boop  3388450  tuv',
+        'foo    10106   qrstuv',
+        'bar      45    lmno'
+    ].join('\n'));
+});