Przebudowanie aplikacji, usprawnione AI, dodanie combo buildera

lib/presentation/settings/knowledge_base_page.dart

@@ -91,8 +91,10 @@ class _KnowledgeBasePageState extends ConsumerState<KnowledgeBasePage> {
     final controller = ref.read(knowledgeBaseControllerProvider.notifier);
 
     // Show success SnackBar when a note is saved successfully.
-    ref.listen<KnowledgeBaseState>(knowledgeBaseControllerProvider,
-        (prev, next) {
+    ref.listen<KnowledgeBaseState>(knowledgeBaseControllerProvider, (
+      prev,
+      next,
+    ) {
       if (next.successMessage != null &&
           next.successMessage != prev?.successMessage) {
         ScaffoldMessenger.of(context).showSnackBar(
@@ -107,12 +109,10 @@ class _KnowledgeBasePageState extends ConsumerState<KnowledgeBasePage> {
             backgroundColor: AppColors.surfaceContainerHigh,
             behavior: SnackBarBehavior.floating,
             shape: RoundedRectangleBorder(
-              borderRadius:
-                  BorderRadius.circular(UIConstants.smallBorderRadius),
-              side: const BorderSide(
-                color: AppColors.success,
-                width: 1,
+              borderRadius: BorderRadius.circular(
+                UIConstants.smallBorderRadius,
               ),
+              side: const BorderSide(color: AppColors.success, width: 1),
             ),
             duration: const Duration(seconds: 3),
           ),
@@ -139,12 +139,12 @@ class _KnowledgeBasePageState extends ConsumerState<KnowledgeBasePage> {
                     children: [
                       // Heading
                       Text(
-                        'Knowledge Base',
-                        style: GoogleFonts.inter(
+                        'KNOWLEDGE BASE',
+                        style: GoogleFonts.chakraPetch(
                           fontSize: 22,
                           fontWeight: FontWeight.w700,
                           color: AppColors.textPrimary,
-                          letterSpacing: -0.3,
+                          letterSpacing: 1,
                         ),
                       ),
                       const SizedBox(height: UIConstants.spacing8),
@@ -229,9 +229,7 @@ class _KnowledgeBasePageState extends ConsumerState<KnowledgeBasePage> {
                             ),
                             if (kbState.chunkCount > 0) ...[
                               const SizedBox(width: UIConstants.spacing12),
-                              _ClearButton(
-                                onPressed: () => _clear(controller),
-                              ),
+                              _ClearButton(onPressed: () => _clear(controller)),
                             ],
                           ],
                         ),
@@ -327,9 +325,9 @@ class _StatusCard extends StatelessWidget {
             child: Text(
               hasChunks
                   ? '$chunkCount chunk${chunkCount == 1 ? '' : 's'} stored — '
-                      'AI chat will use these as context.'
+                        'AI chat will use these as context.'
                   : 'No notes added yet. The AI chat will use only its base '
-                      'training knowledge.',
+                        'training knowledge.',
               style: GoogleFonts.inter(
                 fontSize: 13,
                 color: hasChunks ? AppColors.success : AppColors.textMuted,
@@ -407,8 +405,7 @@ class _SaveButtonState extends State<_SaveButton> {
         child: Material(
           color: Colors.transparent,
           child: InkWell(
-            borderRadius:
-                BorderRadius.circular(UIConstants.smallBorderRadius),
+            borderRadius: BorderRadius.circular(UIConstants.smallBorderRadius),
             onTap: widget.onPressed,
             child: Row(
               mainAxisAlignment: MainAxisAlignment.center,
@@ -471,8 +468,7 @@ class _ClearButtonState extends State<_ClearButton> {
         child: Material(
           color: Colors.transparent,
           child: InkWell(
-            borderRadius:
-                BorderRadius.circular(UIConstants.smallBorderRadius),
+            borderRadius: BorderRadius.circular(UIConstants.smallBorderRadius),
             onTap: widget.onPressed,
             child: Padding(
               padding: const EdgeInsets.symmetric(
@@ -484,8 +480,9 @@ class _ClearButtonState extends State<_ClearButton> {
                   Icon(
                     Icons.delete_outline_rounded,
                     size: 15,
-                    color:
-                        _hovered ? AppColors.destructive : AppColors.textMuted,
+                    color: _hovered
+                        ? AppColors.destructive
+                        : AppColors.textMuted,
                   ),
                   const SizedBox(width: UIConstants.spacing8),
                   Text(
@@ -523,9 +520,7 @@ class _ErrorBanner extends StatelessWidget {
       decoration: BoxDecoration(
         color: AppColors.destructiveMuted,
         borderRadius: BorderRadius.circular(UIConstants.smallBorderRadius),
-        border: Border.all(
-          color: AppColors.destructive.withValues(alpha: 0.4),
-        ),
+        border: Border.all(color: AppColors.destructive.withValues(alpha: 0.4)),
       ),
       child: Row(
         crossAxisAlignment: CrossAxisAlignment.start,
@@ -589,7 +584,8 @@ class _HowItWorksCard extends StatelessWidget {
           const SizedBox(height: UIConstants.spacing12),
           _Step(
             n: '1',
-            text: 'Your text is split into ~500-character chunks at paragraph '
+            text:
+                'Your text is split into ~500-character chunks at paragraph '
                 'and sentence boundaries.',
           ),
           const SizedBox(height: UIConstants.spacing8),