聊天消息调整，首页样式微调

.gitignore

@@ -1,6 +1,6 @@
 .DS_Store
 node_modules
-/build
+/build*
 /.svelte-kit
 /package
 .env

src/lib/components/chat/Chat.svelte

@@ -1860,7 +1860,6 @@
 </svelte:head>
 
 <audio id="audioElement" src="" style="display: none;" />
-
 <EventConfirmDialog
 	bind:show={showEventConfirmation}
 	title={eventConfirmationTitle}

src/lib/components/chat/Header.svelte

@@ -142,8 +142,10 @@
 		background-size: 100% 100%;
 		padding: 50px 70px 39px;
 		box-sizing: border-box;
-		width: calc(100vw - 20px);
+		width: calc(68vw - 20px);
 		margin: 0 auto;
 		border-radius: 5px;
+        position: relative;
+        bottom: 122px;
 	}
 </style>

src/lib/components/chat/Messages.svelte

@@ -24,7 +24,7 @@
 
 	const i18n = getContext('i18n');
 
-	export let className = 'h-full flex pt-8';
+	export let className = 'h-full flex pt-17';
 
 	export let chatId = '';
 	export let user = $_user;
@@ -344,8 +344,8 @@
 		}
 	};
 </script>
-
+<img src={'/img/messages.png'} style="position: absolute;top: 0;left:0;right:0;bottom:40%;z-index: 0;" alt="">
-<div class={className}>
+<div class={className } >
 	{#if Object.keys(history?.messages ?? {}).length == 0}
 		<ChatPlaceholder
 			modelIds={selectedModels}
@@ -379,7 +379,7 @@
 			}}
 		/>
 	{:else}
-		<div class="w-full pt-2">
+		<div class="w-full pt-2" style="z-index: 2;">
 			{#key chatId}
 				<div class="w-full">
 					{#if messages.at(0)?.parentId !== null}