added interceptor and authService to manage log

src/app/components/sign-on-form/sign-on-form.component.scss

@@ -12,7 +12,7 @@ ion-label {
 }
 
 /* Input */
-ion-input{
+ion-input {
   --padding-start: 10px;
   --padding-end: 10px;
   --padding-top: 0;

src/app/components/sign-on-form/sign-on-form.component.ts

@@ -1,22 +1,22 @@
-import { Component } from '@angular/core';
+import {Component} from '@angular/core';
 import {FormControl, FormGroup, ReactiveFormsModule, Validators} from "@angular/forms";
 import {IonicModule} from "@ionic/angular";
 
 @Component({
-  selector: 'app-sign-on-form',
-  templateUrl: './sign-on-form.component.html',
-  styleUrls: ['./sign-on-form.component.scss'],
-  imports: [
-    IonicModule,
-    ReactiveFormsModule
-  ]
+    selector: 'app-sign-on-form',
+    templateUrl: './sign-on-form.component.html',
+    styleUrls: ['./sign-on-form.component.scss'],
+    imports: [
+        IonicModule,
+        ReactiveFormsModule
+    ]
 })
 export class SignOnFormComponent {
-  userForm: FormGroup = new FormGroup({
-    firstName: new FormControl<string>(null, [Validators.required]),
-    name: new FormControl<string>(null, [Validators.required]),
-    username: new FormControl<string>(null, [Validators.required]),
-    email: new FormControl<string>(null, [Validators.required]),
-    password: new FormControl<string>(null, [Validators.required]),
-  })
+    userForm: FormGroup = new FormGroup({
+        firstName: new FormControl<string>(null, [Validators.required]),
+        name: new FormControl<string>(null, [Validators.required]),
+        username: new FormControl<string>(null, [Validators.required]),
+        email: new FormControl<string>(null, [Validators.required]),
+        password: new FormControl<string>(null, [Validators.required]),
+    })
 }