feat: add col_click attribute to table component for checkbox column

- Add col_click slot attribute to table component that overrides row_click
- Clicking anywhere in the checkbox column now toggles the checkbox
- Clicking other columns still navigates to member details

Closes #223

lib/mv_web/components/core_components.ex

@@ -357,6 +357,7 @@ defmodule MvWeb.CoreComponents do
 
   slot :col, required: true do
     attr :label, :string
+    attr :col_click, :any, doc: "optional column-specific click handler that overrides row_click"
   end
 
   slot :action, doc: "the slot for showing user actions in the last table column"
@@ -391,8 +392,11 @@ defmodule MvWeb.CoreComponents do
         <tr :for={row <- @rows} id={@row_id && @row_id.(row)}>
           <td
             :for={col <- @col}
-            phx-click={@row_click && @row_click.(row)}
-            class={@row_click && "hover:cursor-pointer"}
+            phx-click={
+              (col[:col_click] && col[:col_click].(@row_item.(row))) ||
+                (@row_click && @row_click.(row))
+            }
+            class={(col[:col_click] || @row_click) && "hover:cursor-pointer"}
           >
             {render_slot(col, @row_item.(row))}
           </td>