feat: refactoring auth & add email password login (#318)

* feat: wip

* fix: issues

* feat: clean controllers and services

* fix: test

* Fix auth

---------

Co-authored-by: Charles Bochet <charles@twenty.com>

server/src/core/auth/dto/register.input.ts

@@ -0,0 +1,24 @@
+import {
+  IsEmail,
+  IsNotEmpty,
+  IsString,
+  Matches,
+  MinLength,
+} from 'class-validator';
+import { PASSWORD_REGEX } from '../auth.util';
+
+export class RegisterInput {
+  @IsNotEmpty()
+  @IsEmail()
+  email: string;
+
+  @IsNotEmpty()
+  @IsString()
+  @MinLength(8)
+  @Matches(PASSWORD_REGEX, { message: 'password too weak' })
+  password: string;
+
+  @IsNotEmpty()
+  @IsString()
+  displayName: string;
+}