tag prefixing via @ and #

src/views/NotepadView.tsx

@@ -53,7 +53,8 @@ export const NotepadView: Component<{
         await handleUpdateNote(id, { title: newTitle });
 
         // 2. Rename the TagDefinition (preserves color) and propagate to all tagged tasks
-        await renameTagDefinition(oldTitle, newTitle);
+        // Use '#' prefix for note tags
+        await renameTagDefinition(`#${oldTitle}`, `#${newTitle}`);
     };
     const handleDeleteNote = async (id: string) => {
         try {
@@ -86,11 +87,12 @@ export const NotepadView: Component<{
     const linkedTasks = createMemo(() => {
         const note = activeNote();
         if (!note) return [];
+        const noteTagName = `#${note.title}`;
         return store.tasks.filter(t => {
             // Explicit relation
             if (note.tasks && note.tasks.includes(t.id)) return true;
-            // Tag relation (case-insensitive title match)
-            if (t.tags && t.tags.some(tag => tag.toLowerCase() === note.title.toLowerCase())) return true;
+            // Tag relation (case-insensitive title match with # prefix)
+            if (t.tags && t.tags.some(tag => tag.toLowerCase() === noteTagName.toLowerCase())) return true;
             return false;
         });
     });
@@ -206,7 +208,6 @@ export const NotepadView: Component<{
                                             <For each={note().tags}>
                                                 {(tag) => (
                                                     <Badge variant="secondary" class="h-6 px-2 text-xs bg-muted/30 border border-border/50 text-foreground shadow-sm">
-                                                        <Hash size={10} class="mr-1 opacity-50" />
                                                         {tag}
                                                         <Show when={canEdit}>
                                                             <button