feat: add sample chat page

src/routes/chat/+page.svelte

@@ -0,0 +1,64 @@
+<script>
+	let messages = [{ sender: 'other', text: 'Hello! How can I assist you today?' }];
+	let inputText = '';
+
+	function sendMessage() {
+		if (inputText.trim() !== '') {
+			messages = [...messages, { sender: 'me', text: inputText }];
+			inputText = '';
+		}
+	}
+</script>
+
+<div class="chat-container">
+	<div class="messages">
+		{#each messages as message}
+			<div class="message {message.sender}">
+				<strong>{message.sender === 'me' ? 'You' : 'Support'}:</strong>
+				{message.text}
+			</div>
+		{/each}
+	</div>
+	<div class="input-area">
+		<input
+			type="text"
+			bind:value={inputText}
+			placeholder="Type your message..."
+			on:keyup={(e) => e.key === 'Enter' && sendMessage()}
+		/>
+		<button on:click={sendMessage}>Send</button>
+	</div>
+</div>
+
+<style>
+	.chat-container {
+		max-width: 600px;
+		margin: 0 auto;
+	}
+	.messages {
+		height: 400px;
+		overflow-y: auto;
+		border: 1px solid #ccc;
+		padding: 10px;
+	}
+	.message {
+		margin: 10px 0;
+	}
+	.message.me {
+		text-align: right;
+	}
+	.message.other {
+		text-align: left;
+	}
+	.input-area {
+		display: flex;
+		margin-top: 10px;
+	}
+	.input-area input {
+		flex: 1;
+		padding: 10px;
+	}
+	.input-area button {
+		padding: 10px;
+	}
+</style>