Chore: Initialize Cypress tests (#1078)

Addresses: #412

Co-authored-by: Pranav Raj S <pranav@thoughtwoot.com>

spec/cypress/integration/happy_paths/admin_dashboard_authentication.js

@@ -0,0 +1,20 @@
+describe('AdminDashboardAuthentication', function() {
+  before(() => {
+    cy.app('clean');
+    cy.appScenario('default')
+  });
+
+  it('authenticates an admin ', function() {
+    cy.visit('/');
+
+    cy.get("[data-testid='email_input']")
+      .clear()
+      .type('john@acme.inc');
+    cy.get("[data-testid='password_input']")
+      .clear()
+      .type('123456');
+
+    cy.get("[data-testid='submit_button']").click();
+    cy.contains('Conversations');
+  });
+});