fix: auto scroll fails to stop with small scroll amounts

src/routes/(app)/+page.svelte

@@ -813,7 +813,7 @@
 			on:scroll={(e) => {
 				autoScroll =
 					messagesContainerElement.scrollHeight - messagesContainerElement.scrollTop <=
-					messagesContainerElement.clientHeight + 50;
+					messagesContainerElement.clientHeight + 5;
 			}}
 		>
 			<div

src/routes/(app)/c/[id]/+page.svelte

@@ -845,7 +845,7 @@
 				on:scroll={(e) => {
 					autoScroll =
 						messagesContainerElement.scrollHeight - messagesContainerElement.scrollTop <=
-						messagesContainerElement.clientHeight + 50;
+						messagesContainerElement.clientHeight + 5;
 				}}
 			>
 				<div