优化: ai-chat 对话流布局与轨迹信息密度改造

- 分组行去统计化,调用统计归并轨迹卡头部
- 相对时间改时间分隔线,跨日显绝对时间
- 思考过程单行 pill 化,答案卡加 accent 边
- 工具卡短路径展示与耗时提示统一
- 高风险工具名单启动时同步后端注册表
- 自动重试改琥珀细条,红卡与手动重试仅终态
- 轨迹卡头并时间线行,显轮次号与绝对时间
- 运行中摘要补当前工具名与失败计数
- 执行中工具卡加实时计时,耗时统一人话口径
- 重试残留清理改标记匹配,替代中文子串硬编码

src/components/ToolResultBody.vue

@@ -6,7 +6,7 @@
   <div v-if="tc.name === 'read_file' && tc.result && tc.status === 'completed' && parsed" class="ai-tool-file-content">
     <div class="ai-tool-file-bar">
       <span class="ai-tool-file-icon" v-html="fileIcon"></span>
-      <span class="ai-tool-file-path">{{ parsed?.path }}</span>
+      <span class="ai-tool-file-path" :title="parsed?.path">{{ shortPath(parsed?.path || '') }}</span>
       <!-- BUG-260625-02: search 模式返回 matches(命中行)非 content,
            旧模板取 lines/returned_lines 显「0 行」+ 空 content 区,用户误以为读取失败。
            search 模式显搜索词 + 命中数(复用 grepHitsN 文案);默认模式显行数/大小 + 展开。 -->
@@ -36,7 +36,7 @@
   <div v-else-if="tc.name === 'list_directory' && tc.result && tc.status === 'completed' && parsed" class="ai-tool-dir-list">
     <div class="ai-tool-file-bar">
       <span class="ai-tool-file-icon ai-tool-file-icon--dir" v-html="dirIcon"></span>
-      <span class="ai-tool-file-path">{{ parsed?.path }}</span>
+      <span class="ai-tool-file-path" :title="parsed?.path">{{ shortPath(parsed?.path || '') }}</span>
       <span class="ai-tool-file-meta">{{ parsed?.entries?.length || 0 }} {{ $t('aiTool.items') }}</span>
       <span v-if="parsed?.truncated" class="ai-tool-file-meta ai-tool-file-meta--warn">{{ $t('aiTool.dirTruncated', { n: DIR_TRUNCATE_LIMIT }) }}</span>
     </div>
@@ -59,7 +59,7 @@
   <div v-else-if="tc.name === 'search_files' && tc.result && tc.status === 'completed' && parsed" class="ai-tool-dir-list">
     <div class="ai-tool-file-bar">
       <span class="ai-tool-file-icon ai-tool-file-icon--dir" v-html="dirIcon"></span>
-      <span class="ai-tool-file-path">{{ parsed?.path }}</span>
+      <span class="ai-tool-file-path" :title="parsed?.path">{{ shortPath(parsed?.path || '') }}</span>
       <span v-if="parsed?.pattern" class="ai-tool-file-meta">「{{ parsed?.pattern }}」</span>
       <span class="ai-tool-file-meta">{{ $t('aiTool.foundN', { n: typeof parsed?.total === 'number' ? parsed.total : (parsed?.results?.length || 0) }) }}</span>
     </div>
@@ -77,7 +77,7 @@
   <div v-else-if="tc.name === 'grep' && tc.result && tc.status === 'completed' && parsed" class="ai-tool-grep-result">
     <div class="ai-tool-file-bar">
       <span class="ai-tool-file-icon" v-html="searchIcon"></span>
-      <span class="ai-tool-file-path">{{ parsed?.path }}</span>
+      <span class="ai-tool-file-path" :title="parsed?.path">{{ shortPath(parsed?.path || '') }}</span>
       <span v-if="parsed?.pattern" class="ai-tool-file-meta">「{{ parsed?.pattern }}」</span>
       <span class="ai-tool-file-meta">{{ grepHitLabel }}</span>
       <span v-if="parsed?.truncated" class="ai-tool-file-meta ai-tool-file-meta--warn">{{ $t('aiTool.grepTruncated') }}</span>
@@ -114,7 +114,7 @@
   <!-- write_file 结果 -->
   <div v-else-if="tc.name === 'write_file' && tc.result && tc.status === 'completed' && parsed" class="ai-tool-write-result">
     <svg width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="var(--df-success)" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M22 11.08V12a10 10 0 11-5.93-9.14"/><polyline points="22 4 12 14.01 9 11.01"/></svg>
-    <span class="ai-tool-write-path">{{ parsed?.path }}</span>
+    <span class="ai-tool-write-path" :title="parsed?.path">{{ shortPath(parsed?.path || '') }}</span>
     <span class="ai-tool-write-meta">{{ formatBytes(parsed?.bytes_written) }} {{ $t('aiTool.written') }}</span>
     <span v-if="typeof parsed?.old_size === 'number' && parsed.old_size > 0" class="ai-tool-write-meta">{{ $t('aiTool.writeOverwrite', { old: formatBytes(parsed.old_size), neww: formatBytes(parsed?.bytes_written) }) }}</span>
     <span v-if="typeof parsed?.encoding === 'string' && parsed.encoding !== 'utf-8'" class="ai-tool-write-meta">{{ $t('aiTool.encodingLabel', { enc: parsed.encoding }) }}</span>
@@ -125,7 +125,7 @@
   <div v-else-if="tc.name === 'patch_file' && tc.result && tc.status === 'completed' && parsed" class="ai-tool-patch-result">
     <div class="ai-tool-file-bar">
       <span class="ai-tool-file-icon" v-html="fileIcon"></span>
-      <span class="ai-tool-file-path">{{ parsed?.path }}</span>
+      <span class="ai-tool-file-path" :title="parsed?.path">{{ shortPath(parsed?.path || '') }}</span>
       <span class="ai-tool-file-meta">{{ formatSizeDiff(parsed?.size_diff) }} {{ $t('aiTool.bytesUnit') }}</span>
       <span v-if="parsed?.matches_found && parsed.matches_found > 1" class="ai-tool-file-meta">{{ $t('aiTool.patchedMatches', { n: parsed.matches_found }) }}</span>
     </div>
@@ -231,6 +231,7 @@ import {
   combineOutputs,
   formatToolResult,
   formatGrep,
+  shortPath,
   dirIcon,
   fileIcon,
   searchIcon,