feat: Add wiki integration to task management

- Implemented a multi-select dropdown for associating tasks with wiki entries in the task edit form.
- Enhanced task popup to display related wiki entries with visibility controls based on user permissions.
- Updated the wiki main view to support bulk actions for categories, including deletion and search functionality.
- Created a new database migration for establishing many-to-many relationships between tasks and wiki entries.
- Improved styling for wiki components to enhance user experience.
- Added a new AGENTS.md file to outline communication and change management protocols.

layout/style.scss

@@ -1044,19 +1044,27 @@ $sidebar-hover-bg: rgba(255, 255, 255, 0.08);
           justify-content: center;
           border-radius: 6px;
 
-          i { font-size: 13px; }
+          i {
+            font-size: 13px;
+          }
         }
 
         a.task-title-save {
           background: $cGreen;
           border-color: $cGreen;
-          i { color: #fff; }
+
+          i {
+            color: #fff;
+          }
         }
 
         a.task-title-cancel {
           background: $cRed;
           border-color: $cRed;
-          i { color: #fff; }
+
+          i {
+            color: #fff;
+          }
         }
       }
     }