Add Playwright configuration and update codebase

The commit introduces Playwright configuration for End-to-End testing and modifies several files to optimize the project's structure. It also modifies the middleware to interact with Next.js and fix URL creation. Changes in database types were made to refine their structure.

apps/e2e/tests/authentication/auth.po.ts

@@ -0,0 +1,54 @@
+import { Page } from '@playwright/test';
+import { Mailbox } from '../utils/mailbox';
+
+export class AuthPageObject {
+  private readonly page: Page;
+  private readonly mailbox: Mailbox;
+
+  constructor(page: Page) {
+    this.page = page;
+    this.mailbox = new Mailbox(page);
+  }
+
+  goToSignIn() {
+    return this.page.goto('/auth/sign-in');
+  }
+
+  goToSignUp() {
+    return this.page.goto('/auth/sign-up');
+  }
+
+  async signIn(params: {
+    email: string,
+    password: string
+  }) {
+    await this.page.locator('input[name="email"]').clear();
+
+    await this.page.fill('input[name="email"]', params.email);
+    await this.page.fill('input[name="password"]', params.password);
+    await this.page.click('button[type="submit"]');
+  }
+
+  async signUp(params: {
+    email: string,
+    password: string,
+    repeatPassword: string
+  }) {
+    await this.page.fill('input[name="email"]', params.email);
+    await this.page.fill('input[name="password"]', params.password);
+    await this.page.fill('input[name="repeatPassword"]', params.repeatPassword);
+    await this.page.click('button[type="submit"]');
+  }
+
+  async visitConfirmEmailLink(email: string) {
+    await this.page.waitForTimeout(300);
+
+    return this.mailbox.visitMailbox(email);
+  }
+
+  createRandomEmail() {
+    const value = Math.random() * 1000;
+
+    return `${value.toFixed(0)}@makerkit.dev`;
+  }
+}