feat: Implement expandable expertise tags on the agent detail screen and adjust chat screen lifecycle to clear active conversation in deactivate.

lib/features/home/presentation/widgets/top_professionals_section.dart

@@ -441,7 +441,8 @@ class _TopProfessionalsSectionState
                     ),
                     const SizedBox(height: 6),
                     Wrap(
-                      spacing: 8,
+                      alignment: WrapAlignment.start,
+                      spacing: 6,
                       runSpacing: 6,
                       children: expertiseTags
                           .take(6)
@@ -594,9 +595,11 @@ class _TopProfessionalsSectionState
 
   Widget _buildTag(String label) {
     return Container(
-      padding: const EdgeInsets.symmetric(horizontal: 10, vertical: 4),
+      height: 28,
+      padding: const EdgeInsets.symmetric(horizontal: 10),
+      alignment: Alignment.center,
       decoration: BoxDecoration(
-        borderRadius: BorderRadius.circular(15),
+        borderRadius: BorderRadius.circular(14),
         border: Border.all(color: AppColors.primaryDark, width: 0.7),
       ),
       child: Text(
@@ -606,6 +609,7 @@ class _TopProfessionalsSectionState
           fontSize: 13,
           fontWeight: FontWeight.w400,
           color: AppColors.primaryDark,
+          height: 1,
         ),
       ),
     );