~/back/firebase.ts~/back/firebase.ts using env variables for the configuration values.~/routes/api/signin~/routes/api/signin, The POST method executes the signin using firebase auth and redirects to /profile/profile. The GET method returns the current session for fetching./profile/profile page redirects to /signin/signin if there is no user in sessión, and would otherwise display the user's data.~/main.ts~/main.ts. setPersistence(auth, browserLocalPersistence);setPersistence(auth, browserLocalPersistence); but it never had any effect on the client.Join the Discord to continue the conversation