Initial commit of 001code-html Scratch frontend project.

Includes scratch-gui, scratch-vm, scratch-blocks, scratch-render, scratch-l10n, and deployment config.

Co-authored-by: Cursor <cursoragent@cursor.com>

scratch-vm/test/integration/tw_get_exported_costume.js

@@ -0,0 +1,35 @@
+const VM = require('../../src/virtual-machine');
+const {test} = require('tap');
+
+// The actual logic of the costume exporting and importing is tested elsewhere.
+// This is just to make sure that the VM's shims are going to the right place.
+
+test('getExportedCostume', t => {
+    const vm = new VM();
+    t.same(
+        vm.getExportedCostume({
+            asset: {
+                data: new Uint8Array([97, 98, 99])
+            },
+            dataFormat: 'png'
+        }),
+        new Uint8Array([97, 98, 99])
+    );
+    t.end();
+});
+
+test('getExportedCostumeBase64', t => {
+    // We'll just make sure that the output is being base64 encoded.
+    const vm = new VM();
+    t.same(
+        vm.getExportedCostumeBase64({
+            asset: {
+                data: new Uint8Array([97, 98, 99])
+            },
+            dataFormat: 'png'
+        }),
+        // btoa("abc")
+        'YWJj'
+    );
+    t.end();
+});