1Cypress.Commands.add('loginWithSession', (email, password) => {
2  cy.session(
3    [email, password], // cache key — change it to invalidate the session
4    () => {
5      cy.request({ method: 'POST', url: '/api/login', body: { email, password } })
6        .then(({ body }) => {
7          window.localStorage.setItem('auth_token', body.token);
8        });
9    },
10    { cacheAcrossSpecs: true } // reuse across multiple spec files
11  );
12});
13
14// Usage in any test:
15// cy.loginWithSession('user@test.com', 'password');
16// cy.visit('/dashboard');