Updated onboarding, reformatted files, improved referenced documents view, updated error handling

lib/features/app_intro/widgets/biometric_authentication_intro_slide.dart

@@ -16,7 +16,8 @@ class BiometricAuthenticationIntroSlide extends StatefulWidget {
       _BiometricAuthenticationIntroSlideState();
 }
 
-class _BiometricAuthenticationIntroSlideState extends State<BiometricAuthenticationIntroSlide> {
+class _BiometricAuthenticationIntroSlideState
+    extends State<BiometricAuthenticationIntroSlide> {
   @override
   Widget build(BuildContext context) {
     //TODO: INTL
@@ -58,9 +59,12 @@ class _BiometricAuthenticationIntroSlideState extends State<BiometricAuthenticat
                   return ElevatedButton(
                     child: Text("Enable"),
                     onPressed: () {
-                      final settings = BlocProvider.of<ApplicationSettingsCubit>(context).state;
+                      final settings =
+                          BlocProvider.of<ApplicationSettingsCubit>(context)
+                              .state;
                       getIt<AuthenticationService>()
-                          .authenticateLocalUser("Please authenticate to secure Paperless Mobile")
+                          .authenticateLocalUser(
+                              "Please authenticate to secure Paperless Mobile")
                           .then((isEnabled) {
                         if (!isEnabled) {
                           showSnackBar(context,

lib/features/app_intro/widgets/welcome_intro_slide.dart

@@ -1,25 +1,26 @@
 import 'package:flutter/material.dart';
-import 'package:flutter/src/widgets/framework.dart';
 
 class WelcomeIntroSlide extends StatelessWidget {
   const WelcomeIntroSlide({super.key});
 
   @override
   Widget build(BuildContext context) {
-    //TODO: INTL
     return Column(
-      mainAxisAlignment: MainAxisAlignment.spaceAround,
-      crossAxisAlignment: CrossAxisAlignment.center,
       children: [
         Text(
           "Welcome to Paperless Mobile!",
+          textAlign: TextAlign.center,
           style: Theme.of(context).textTheme.titleLarge,
-          textAlign: TextAlign.center,
         ),
-        Text(
-          "Manage and add your documents on the go!",
-          textAlign: TextAlign.center,
+        Padding(
+          padding: const EdgeInsets.all(16),
+          child: Text(
+            "Manage, share and create documents on the go without any compromises!",
+            textAlign: TextAlign.center,
+            style: TextStyle(color: Theme.of(context).hintColor),
+          ),
         ),
+        Align(child: Image.asset("assets/logos/paperless_logo_green.png")),
       ],
     );
   }