feat: add sncrypto client side packages

packages/sncrypto-web/test/memory.test.js

@@ -0,0 +1,17 @@
+/* eslint-disable no-unused-expressions */
+/* eslint-disable no-undef */
+import './vendor/chai-as-promised-built.js'
+
+chai.use(chaiAsPromised)
+
+/**
+ * Simple empty test page to create and deinit empty page
+ * Then check browser Memory tool to make sure there are no leaks.
+ */
+describe('memory', async function () {
+  it('cleanup', function () {
+    this.webCrypto = new SNWebCrypto()
+    this.webCrypto.deinit()
+    this.webCrypto = null
+  })
+})