[Login Modal] Fix not showing properly on mobile (#796)

src/lib/components/chat/ChatInput.svelte

@@ -53,7 +53,7 @@
 		on:keydown={handleKeydown}
 		on:compositionstart={() => (isCompositionOn = true)}
 		on:compositionend={() => (isCompositionOn = false)}
-		on:keypress
+		on:beforeinput
 		{placeholder}
 	/>
 </div>

src/lib/components/chat/ChatWindow.svelte

@@ -212,7 +212,7 @@
 								placeholder="Ask anything"
 								bind:value={message}
 								on:submit={handleSubmit}
-								on:keypress={(ev) => {
+								on:beforeinput={(ev) => {
 									if ($page.data.loginRequired) {
 										ev.preventDefault();
 										loginModalOpen = true;