更新模型选择器以支持更多模型类型，重构输入栏以移除快捷指令和工作流功能，新增工作空间功能以支持文件预览和下载，优化工作流组件以增强节点数据处理的可选性和安全性。

src/views/home/components/InputBar.vue

@@ -16,26 +16,6 @@
 					<el-button circle class="tool-btn" @click="handleAttachment">
 						<el-icon><Plus /></el-icon>
 					</el-button>
-					<el-dropdown trigger="click" @command="handleCommandSelect">
-						<el-button class="pill-btn">快捷指令</el-button>
-						<template #dropdown>
-							<el-dropdown-menu>
-								<el-dropdown-item command="rewrite">帮我润色这段文案</el-dropdown-item>
-								<el-dropdown-item command="summary">总结当前对话重点</el-dropdown-item>
-								<el-dropdown-item command="todo">整理下一步 TODO</el-dropdown-item>
-							</el-dropdown-menu>
-						</template>
-					</el-dropdown>
-					<el-dropdown trigger="click" @command="handleReplySelect">
-						<el-button class="pill-btn">快捷回复</el-button>
-						<template #dropdown>
-							<el-dropdown-menu>
-								<el-dropdown-item command="ok">收到，我马上处理</el-dropdown-item>
-								<el-dropdown-item command="confirm">这个方向可以，继续</el-dropdown-item>
-								<el-dropdown-item command="adjust">这个比例还要再调一下</el-dropdown-item>
-							</el-dropdown-menu>
-						</template>
-					</el-dropdown>
 					<el-dropdown trigger="click" @command="handleSkillSelect">
 						<el-button class="pill-btn">
 							{{ currentSkillDisplay }}
@@ -49,18 +29,6 @@
 							</el-dropdown-menu>
 						</template>
 					</el-dropdown>
-					<el-dropdown trigger="click" @command="handleWorkflowSelect">
-						<el-button class="pill-btn">
-							{{ currentWorkflowDisplay }}
-						</el-button>
-						<template #dropdown>
-							<el-dropdown-menu>
-								<el-dropdown-item command="none">无</el-dropdown-item>
-								<el-dropdown-item command="review-test">审查+测试</el-dropdown-item>
-								<el-dropdown-item command="doc-then-code">文档再编码</el-dropdown-item>
-							</el-dropdown-menu>
-						</template>
-					</el-dropdown>
 				</div>
 				<div class="toolbar-right">
 					<el-button circle class="send-btn" :disabled="!message.trim()" @click="handleSend">
@@ -84,7 +52,6 @@ interface Emits {
 const emit = defineEmits<Emits>();
 const message = ref('');
 const selectedSkill = ref('default');
-const selectedWorkflow = ref('none');
 
 const skillLabels: Record<string, string> = {
 	default: '选择技能',
@@ -93,36 +60,12 @@ const skillLabels: Record<string, string> = {
 	writing: '内容写作',
 };
 
-const workflowLabels: Record<string, string> = {
-	none: '选择工作流',
-	'review-test': '审查+测试',
-	'doc-then-code': '文档再编码',
-};
-
 const currentSkillDisplay = computed(() => {
 	return selectedSkill.value === 'default'
 		? '选择技能'
 		: skillLabels[selectedSkill.value];
 });
 
-const currentWorkflowDisplay = computed(() => {
-	return selectedWorkflow.value === 'none'
-		? '选择工作流'
-		: workflowLabels[selectedWorkflow.value];
-});
-
-const quickCommands: Record<string, string> = {
-	rewrite: '请帮我润色下面这段内容，保持原意并提升表达质感：',
-	summary: '请总结我们当前对话的重点，并给出 3 条执行建议。',
-	todo: '请把当前需求拆解成可执行的 TODO 列表。',
-};
-
-const quickReplies: Record<string, string> = {
-	ok: '收到，我马上处理。',
-	confirm: '这个方向可以，继续。',
-	adjust: '这个比例还要再调一下。',
-};
-
 const skills: Record<string, string> = {
 	default: '',
 	'code-review': '[技能：代码审查] 请帮我审查下面这段代码，找出潜在问题并给出改进建议：\n',
@@ -130,19 +73,12 @@ const skills: Record<string, string> = {
 	writing: '[技能：内容写作] 请根据下面的需求帮我创作内容：\n',
 };
 
-const workflows: Record<string, string> = {
-	none: '',
-	'review-test': '[工作流：审查+测试] 完成后请自动生成单元测试：\n',
-	'doc-then-code': '[工作流：文档再编码] 请先编写接口文档，再实现代码：\n',
-};
-
 const handleSend = (event?: KeyboardEvent) => {
 	if (event) event.preventDefault();
 	const msg = message.value.trim();
 	if (!msg) return;
 	const skillPrefix = skills[selectedSkill.value] || '';
-	const workflowPrefix = workflows[selectedWorkflow.value] || '';
-	const finalMessage = (skillPrefix + workflowPrefix + msg).trim();
+	const finalMessage = (skillPrefix + msg).trim();
 	emit('send', finalMessage);
 	message.value = '';
 };
@@ -151,29 +87,12 @@ const handleAttachment = () => {
 	ElMessage.info('附件上传功能开发中...');
 };
 
-const handleCommandSelect = (key: string | number | object) => {
-	const k = String(key);
-	message.value = quickCommands[k] || message.value;
-};
-
-const handleReplySelect = (key: string | number | object) => {
-	const k = String(key);
-	message.value = quickReplies[k] || message.value;
-};
-
 const handleSkillSelect = (key: string | number | object) => {
 	selectedSkill.value = String(key);
 	if (selectedSkill.value !== 'default') {
 		ElMessage.success(`已选择技能：${skillLabels[selectedSkill.value]}`);
 	}
 };
-
-const handleWorkflowSelect = (key: string | number | object) => {
-	selectedWorkflow.value = String(key);
-	if (selectedWorkflow.value !== 'none') {
-		ElMessage.success(`已选择工作流：${workflowLabels[selectedWorkflow.value]}`);
-	}
-};
 </script>
 
 <style scoped lang="scss">