feat: 添加平台管理、计算模块适配器及前端页面更新

- 新增 platform API 端点和存储
- 新增 llama_factory 适配器
- 新增前端 compute、guide、system 等视图页面
- 新增 echarts 插件和 mock 数据
- 更新 Docker 配置、后端配置及文档
- 更新前端路由、API、侧边栏等组件

Co-Authored-By: Claude <noreply@anthropic.com>

frontend/src/plugins/echarts-hardware.ts

@@ -0,0 +1,17 @@
+import { use } from 'echarts/core'
+import { CanvasRenderer } from 'echarts/renderers'
+import { GaugeChart, LineChart } from 'echarts/charts'
+import {
+  GridComponent,
+  LegendComponent,
+  TooltipComponent,
+} from 'echarts/components'
+
+use([
+  CanvasRenderer,
+  LineChart,
+  GaugeChart,
+  GridComponent,
+  TooltipComponent,
+  LegendComponent,
+])

frontend/src/plugins/echarts-training-log.ts

@@ -0,0 +1,18 @@
+import { use } from 'echarts/core'
+import { CanvasRenderer } from 'echarts/renderers'
+import { LineChart } from 'echarts/charts'
+import {
+  DataZoomComponent,
+  GridComponent,
+  LegendComponent,
+  TooltipComponent,
+} from 'echarts/components'
+
+use([
+  CanvasRenderer,
+  LineChart,
+  GridComponent,
+  TooltipComponent,
+  LegendComponent,
+  DataZoomComponent,
+])