Added scanning barcodes with a camera

quagga2/quagga2-1.12.1/test/node-bundle.spec.js

@@ -0,0 +1,40 @@
+// Test that the Node bundle (lib/quagga.js) works correctly with decodeSingle
+// This validates that the built bundle can decode images without createImageBitmap errors
+
+const { expect } = require('chai');
+const path = require('path');
+
+describe('Node Bundle - decodeSingle', function() {
+    this.timeout(10000); // Image decoding can take a few seconds
+
+    let Quagga;
+
+    before(function() {
+        // Import the built Node bundle
+        Quagga = require('../lib/quagga.js');
+    });
+
+    it('should decode a Code 128 barcode from the built lib/quagga.js', function(done) {
+        const imagePath = path.join(__dirname, 'fixtures', 'code_128', 'image-001.jpg');
+
+        Quagga.decodeSingle({
+            src: imagePath,
+            numOfWorkers: 0,
+            inputStream: {
+                size: 800
+            },
+            decoder: {
+                readers: ['code_128_reader']
+            },
+        }, function(result) {
+            if (result && result.codeResult) {
+                expect(result.codeResult.code).to.be.a('string');
+                expect(result.codeResult.code.length).to.be.greaterThan(0);
+                console.log('Decoded:', result.codeResult.code);
+                done();
+            } else {
+                done(new Error('Failed to decode barcode'));
+            }
+        });
+    });
+});