create widget for stuff that sticks to bottom

lib/pages/create_post/create_post.dart

@@ -142,18 +142,12 @@ class CreatePostPage extends HookWidget {
                 ),
               ),
             ),
-            SafeArea(
-              child: Column(
-                mainAxisAlignment: MainAxisAlignment.spaceBetween,
-                children: [
-                  const Spacer(),
-                  EditorToolbar(
+            BottomSticky(
+              child: EditorToolbar(
                 editorFocusNode: editorFocusNode,
                 controller: bodyController,
                 instanceHost: context.read<CreatePostStore>().instanceHost,
               ),
-                ],
-              ),
             ),
           ],
         ),

lib/pages/manage_account.dart

@@ -384,19 +384,13 @@ class _ManageAccount extends HookWidget {
             const BottomSafe(),
           ],
         ),
-        SafeArea(
-          child: Column(
-            mainAxisAlignment: MainAxisAlignment.spaceBetween,
-            children: [
-              const Spacer(),
-              EditorToolbar(
+        BottomSticky(
+          child: EditorToolbar(
             editorFocusNode: bioFocusNode,
             controller: bioController,
             instanceHost: user.instanceHost,
           ),
-            ],
-          ),
-        ),
+        )
       ],
     );
   }

lib/widgets/editor/editor_toolbar.dart

@@ -87,7 +87,23 @@ class EditorToolbar extends HookWidget {
     );
   }
 
-  static Widget safeArea = const SizedBox(height: _height);
+  static const safeArea = SizedBox(height: _height);
+}
+
+class BottomSticky extends StatelessWidget {
+  final Widget child;
+  const BottomSticky({required this.child});
+
+  @override
+  Widget build(BuildContext context) => SafeArea(
+        child: Column(
+          mainAxisAlignment: MainAxisAlignment.spaceBetween,
+          children: [
+            const Spacer(),
+            child,
+          ],
+        ),
+      );
 }
 
 class _ToolbarBody extends HookWidget {

lib/widgets/write_comment.dart

@@ -137,18 +137,12 @@ class WriteComment extends HookWidget {
               EditorToolbar.safeArea,
             ],
           ),
-          SafeArea(
-            child: Column(
-              mainAxisAlignment: MainAxisAlignment.spaceBetween,
-              children: [
-                const Spacer(),
-                EditorToolbar(
+          BottomSticky(
+            child: EditorToolbar(
               editorFocusNode: editorFocusNode,
               controller: controller,
               instanceHost: post.instanceHost,
             ),
-              ],
-            ),
           ),
         ],
       ),