[FIX] Action field longer padding.

lib/src/Fields/src/base.dart

@@ -422,7 +422,17 @@ class _AstromicFieldBaseState extends State<AstromicFieldBase> {
                     );
                   },
                 ),
-                widget.fieldStackedWidget != null ? widget.fieldStackedWidget!(_finalVerticalPadding(_style(), forceRespectBorder: _config.respectBorderWidthPadding).vertical * 2, _finalBorderShape(_style())) : Container(),
+                if (widget.fieldStackedWidget != null)
+                  Positioned.fill(
+                    child: LayoutBuilder(
+                      builder: (BuildContext context, BoxConstraints constraints) {
+                        return widget.fieldStackedWidget!(
+                          constraints.maxHeight,
+                          _finalBorderShape(_style()),
+                        );
+                      },
+                    ),
+                  ),
               ],
             ),
           ),