🎨 Palette: Add contextual ARIA labels to table edit modal actions

frontend/src/components/modals/EditTableModal.test.tsx

@@ -170,7 +170,7 @@ describe('EditTableModal', () => {
     render(<EditTableModal {...defaultProps} editingNode={editingNode as any} setNodes={setNodesMock} onEditTableCancel={onEditTableCancelMock} />);
 
     const user = userEvent.setup();
-    await user.click(screen.getByRole('button', { name: '복제' }));
+    await user.click(screen.getByRole('button', { name: 'test_table 테이블 복제' }));
 
     expect(setNodesMock).toHaveBeenCalled();
     expect(onEditTableCancelMock).toHaveBeenCalled();

frontend/src/components/modals/EditTableModal.tsx

@@ -190,12 +190,14 @@ export function EditTableModal({
             <button
               type="button"
               onClick={onDeleteTable}
+              aria-label={`${editingNode.data.title} 테이블 삭제`}
               style={{ color: "#b91c1c", borderColor: "#fca5a5" }}
             >
               테이블 삭제
             </button>
             <button
               type="button"
+              aria-label={`${editingNode.data.title} 테이블 복제`}
               onClick={() => {
                 const dupId = `${editingNode.id}_copy_${Date.now()}`;
                 setNodes((nds) => [

frontend/src/components/modals/ModalCoverage.test.tsx

@@ -183,8 +183,8 @@ describe('modal behavior coverage', () => {
     expect(deleteEditing(tableNode)?.data.columns).toHaveLength(1)
 
     fireEvent.submit(document.getElementById('editTableForm')!)
-    fireEvent.click(screen.getByRole('button', { name: '테이블 삭제' }))
-    fireEvent.click(screen.getByRole('button', { name: '복제' }))
+    fireEvent.click(screen.getByRole('button', { name: 'public.users 테이블 삭제' }))
+    fireEvent.click(screen.getByRole('button', { name: 'public.users 테이블 복제' }))
     const duplicate = setNodes.mock.calls[2]?.[0] as (nodes: Node<TableNodeData>[]) => Node<TableNodeData>[]
     const duplicated = duplicate([tableNode])[1]!
     expect(duplicated).toMatchObject({