fix(frontend): 完善Markdown与Chat事件渲染

frontend/src/features/editor/EditorPane.vue

@@ -1,18 +1,27 @@
 <script setup lang="ts">
+import { computed } from 'vue'
 import { useEditorStore } from '@/stores/editor'
+import { useSettingsStore } from '@/stores/settings'
+import { renderMarkdown } from '@/utils/markdown'
 
 const editorStore = useEditorStore()
+const settingsStore = useSettingsStore()
+const renderedContent = computed(() => renderMarkdown(editorStore.content))
+
+function updateContent(event: Event) {
+  editorStore.updateContent((event.target as HTMLTextAreaElement).value)
+  editorStore.scheduleAutoSave(settingsStore.autoSaveInterval)
+}
 </script>
 
 <template>
-<textarea
-    class="editor-pane"
-    :class="editorStore.mode"
-    :value="editorStore.content"
-    :spellcheck="editorStore.mode === 'wysiwyg'"
-    :aria-label="editorStore.mode === 'source' ? 'Markdown 源码编辑器' : 'Markdown 写作编辑器'"
-    @input="editorStore.updateContent(($event.target as HTMLTextAreaElement).value); editorStore.scheduleAutoSave()"
-  />
+  <div v-if="editorStore.mode === 'wysiwyg'" class="writing-layout">
+    <textarea class="editor-pane writing-input" :value="editorStore.content" :spellcheck="settingsStore.spellCheck"
+      aria-label="Markdown 写作编辑器" @input="updateContent" />
+    <article class="markdown-preview" aria-label="Markdown 实时预览" v-html="renderedContent" />
+  </div>
+  <textarea v-else class="editor-pane source" :value="editorStore.content" :spellcheck="false"
+    aria-label="Markdown 源码编辑器" @input="updateContent" />
 </template>
 
 <style scoped>
@@ -30,6 +39,21 @@ const editorStore = useEditorStore()
   line-height: 1.7;
   user-select: text;
 }
-.editor-pane.wysiwyg { max-width: 920px; margin: 0 auto; padding: var(--space-3xl) clamp(var(--space-xl), 8vw, 80px); font-family: var(--font-editor-sans); font-size: var(--font-editor-size); line-height: var(--font-editor-line-height); }
+.writing-layout { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); flex: 1; min-height: 0; }
+.writing-input { border-right: 1px solid var(--color-border-default); font-family: var(--font-editor-sans); font-size: var(--font-editor-size); line-height: var(--font-editor-line-height); }
+.markdown-preview { width: min(100%, var(--editor-line-width, 80ch)); overflow: auto; margin: 0 auto; padding: var(--space-3xl) var(--space-xl); font-family: var(--font-editor-sans); font-size: var(--font-editor-size); line-height: var(--font-editor-line-height); user-select: text; }
+.markdown-preview :deep(h1), .markdown-preview :deep(h2), .markdown-preview :deep(h3) { margin: 1.4em 0 .6em; line-height: var(--line-height-tight); color: var(--color-text-primary); }
+.markdown-preview :deep(h1:first-child), .markdown-preview :deep(h2:first-child) { margin-top: 0; }
+.markdown-preview :deep(p), .markdown-preview :deep(ul), .markdown-preview :deep(ol), .markdown-preview :deep(blockquote), .markdown-preview :deep(pre), .markdown-preview :deep(table) { margin: .8em 0; }
+.markdown-preview :deep(ul), .markdown-preview :deep(ol) { padding-left: 1.6em; }
+.markdown-preview :deep(ul) { list-style: disc; }.markdown-preview :deep(ol) { list-style: decimal; }
+.markdown-preview :deep(blockquote) { padding-left: 1em; border-left: 3px solid var(--color-accent-primary); color: var(--color-text-secondary); }
+.markdown-preview :deep(code) { padding: .15em .35em; border-radius: var(--radius-sm); background: var(--color-background-tertiary); font-family: var(--font-editor-mono); }
+.markdown-preview :deep(pre) { overflow: auto; padding: var(--space-lg); border-radius: var(--radius-md); background: var(--color-background-secondary); }
+.markdown-preview :deep(pre code) { padding: 0; background: transparent; }
+.markdown-preview :deep(table) { width: 100%; border-collapse: collapse; }.markdown-preview :deep(th), .markdown-preview :deep(td) { padding: .5em .7em; border: 1px solid var(--color-border-default); text-align: left; }
+.markdown-preview :deep(img) { max-width: 100%; }.markdown-preview :deep(a) { color: var(--color-text-link); }
+.markdown-preview :deep(hr) { margin: 1.5em 0; border: 0; border-top: 1px solid var(--color-border-default); }
 .editor-pane.source { font-family: var(--font-editor-mono); font-size: var(--font-editor-size); line-height: var(--font-editor-line-height); }
+@media (max-width: 900px) { .writing-layout { grid-template-columns: 1fr; grid-template-rows: minmax(220px, 1fr) minmax(220px, 1fr); overflow: auto; }.writing-input { min-height: 220px; border-right: 0; border-bottom: 1px solid var(--color-border-default); }.markdown-preview { min-height: 220px; } }
 </style>