feat: 足迹 Footprints 个人留痕系统

桌面应用(Tauri+React+SQLite)：时间线/记录/学年学科成绩梯度/统计/类型与字段模板/附件内容寻址/详情视图/PWA

同步服务端(sync-server)：多用户+邀请码/LWW推拉/seq游标/附件去重/Docker部署

多端同步地基：uuid v7/HLC混合逻辑时钟/软删除墓碑/sync_oplog，Node与Rust双端一致并通过自动化测试

app/src/pages/taxonomy/TaxonomyPage.tsx

@@ -0,0 +1,195 @@
+import { useState } from 'react';
+import { useMutation, useQuery, useQueryClient } from '@tanstack/react-query';
+import { Plus, Trash2 } from 'lucide-react';
+import { deleteDimension, deleteTaxonomy, listDimensions, listTaxonomy, upsertDimension, upsertTaxonomy } from '@/lib/api';
+import { Button, Card, CardHeader, Confirm, Input, useToast } from '@/components/ui';
+
+const PALETTE = ['#3056d3', '#7c3aed', '#0891b2', '#16a34a', '#d97706', '#dc2626', '#db2777', '#64748b'];
+
+export function TaxonomyPage() {
+  return (
+    <div className="mx-auto max-w-[1080px] px-6 py-5">
+      <p className="mb-4 text-[12px] text-ink-3">
+        字典驱动录入表单中的下拉选项；维度是自定义的成长分类轴，一条记录可挂多个维度。
+      </p>
+      <div className="grid grid-cols-1 lg:grid-cols-2 gap-4">
+        <TaxonomyCard kind="level" title="级别字典" description="国际级、国家级、省市级等，可按学校口径增改" />
+        <TaxonomyCard kind="role" title="角色字典" description="主导、核心、参加等参与角色" />
+        <DimensionCard />
+      </div>
+    </div>
+  );
+}
+
+function TaxonomyCard({ kind, title, description }: { kind: string; title: string; description: string }) {
+  const qc = useQueryClient();
+  const toast = useToast();
+  const taxQ = useQuery({ queryKey: ['taxonomy-all'], queryFn: () => listTaxonomy() });
+  const items = (taxQ.data?.items ?? []).filter(t => t.kind === kind).sort((a, b) => a.sort - b.sort);
+
+  const [draft, setDraft] = useState('');
+  const [deleting, setDeleting] = useState<{ id: number; value: string } | null>(null);
+
+  const upMut = useMutation({
+    mutationFn: upsertTaxonomy,
+    onSuccess: () => void qc.invalidateQueries({ queryKey: ['taxonomy-all'] })
+  });
+  const delMut = useMutation({
+    mutationFn: (id: number) => deleteTaxonomy(id),
+    onSuccess: () => {
+      void qc.invalidateQueries({ queryKey: ['taxonomy-all'] });
+      toast('success', '已删除');
+      setDeleting(null);
+    },
+    onError: (e: Error) => { toast('error', e.message); setDeleting(null); }
+  });
+
+  return (
+    <Card>
+      <CardHeader title={title} extra={<span className="text-[11px] text-ink-3">{description}</span>} />
+      <div className="flex flex-col gap-1 p-3">
+        {items.map((t, i) => (
+          <div key={t.id} className="flex items-center gap-2 rounded-md px-1 py-1 hover:bg-surface-2">
+            <input
+              type="color"
+              value={t.color ?? PALETTE[i % PALETTE.length]}
+              className="size-5 cursor-pointer rounded border border-line bg-surface"
+              onChange={e => upMut.mutate({ id: t.id, kind, value: t.value, color: e.target.value, sort: t.sort })}
+            />
+            <input
+              className="h-7 flex-1 rounded border border-transparent bg-transparent px-1.5 text-[13px] text-ink-1 hover:border-line focus:border-brand focus:outline-none"
+              value={t.value}
+              onChange={() => {}}
+              onBlur={e => {
+                const v = e.target.value.trim();
+                if (v && v !== t.value) upMut.mutate({ id: t.id, kind, value: v, color: t.color, sort: t.sort });
+              }}
+              key={t.value}
+              defaultValue={t.value}
+            />
+            <span className="num w-14 text-right text-[11px] text-ink-3">#{t.sort}</span>
+            {!t.is_builtin ? (
+              <Button variant="ghost" size="icon-sm" aria-label="删除" onClick={() => setDeleting({ id: t.id, value: t.value })}>
+                <Trash2 size={13} />
+              </Button>
+            ) : (
+              <span className="w-7 text-center text-[11px] text-ink-3">内置</span>
+            )}
+          </div>
+        ))}
+
+        <div className="mt-1 flex items-center gap-2 border-t border-line pt-2">
+          <Input
+            className="flex-1"
+            placeholder="新增条目，回车或点击按钮"
+            value={draft}
+            onChange={e => setDraft(e.target.value)}
+            onKeyDown={e => {
+              if (e.key === 'Enter' && draft.trim()) {
+                upMut.mutate({ kind, value: draft.trim(), sort: (items.at(-1)?.sort ?? 0) + 10 });
+                setDraft('');
+              }
+            }}
+          />
+          <Button
+            size="sm"
+            variant="secondary"
+            disabled={!draft.trim()}
+            onClick={() => {
+              upMut.mutate({ kind, value: draft.trim(), sort: (items.at(-1)?.sort ?? 0) + 10 });
+              setDraft('');
+            }}
+          >
+            <Plus size={13} /> 添加
+          </Button>
+        </div>
+      </div>
+
+      <Confirm
+        open={!!deleting}
+        title="删除字典条目"
+        content={deleting ? '确定删除「' + deleting.value + '」吗？' : ''}
+        onCancel={() => setDeleting(null)}
+        onOk={() => deleting && delMut.mutate(deleting.id)}
+      />
+    </Card>
+  );
+}
+
+function DimensionCard() {
+  const qc = useQueryClient();
+  const toast = useToast();
+  const dimsQ = useQuery({ queryKey: ['dimensions'], queryFn: listDimensions });
+  const items = [...(dimsQ.data?.items ?? [])].sort((a, b) => a.sort - b.sort);
+  const [draft, setDraft] = useState('');
+  const [deleting, setDeleting] = useState<{ id: number; name: string } | null>(null);
+
+  const upMut = useMutation({
+    mutationFn: upsertDimension,
+    onSuccess: () => void qc.invalidateQueries({ queryKey: ['dimensions'] })
+  });
+  const delMut = useMutation({
+    mutationFn: (id: number) => deleteDimension(id),
+    onSuccess: () => { void qc.invalidateQueries({ queryKey: ['dimensions'] }); toast('success', '已删除'); setDeleting(null); },
+    onError: (e: Error) => { toast('error', e.message); setDeleting(null); }
+  });
+
+  return (
+    <Card>
+      <CardHeader title="成长维度" extra={<span className="text-[11px] text-ink-3">如：学业深造 / 职业发展 / 兴趣生活</span>} />
+      <div className="flex flex-col gap-1 p-3">
+        {items.map((d, i) => (
+          <div key={d.id} className="flex items-center gap-2 rounded-md px-1 py-1 hover:bg-surface-2">
+            <span className="size-3 rounded-full" style={{ backgroundColor: d.color ?? PALETTE[i % PALETTE.length] }} />
+            <input
+              className="h-7 flex-1 rounded border border-transparent bg-transparent px-1.5 text-[13px] text-ink-1 hover:border-line focus:border-brand focus:outline-none"
+              key={d.name}
+              defaultValue={d.name}
+              onBlur={e => {
+                const v = e.target.value.trim();
+                if (v && v !== d.name) upMut.mutate({ id: d.id, name: v, color: d.color, sort: d.sort });
+              }}
+            />
+            <Button variant="ghost" size="icon-sm" aria-label="删除" onClick={() => setDeleting({ id: d.id, name: d.name })}>
+              <Trash2 size={13} />
+            </Button>
+          </div>
+        ))}
+        {!items.length && (
+          <div className="py-2 text-center text-[12px] text-ink-3">尚未配置维度</div>
+        )}
+
+        <div className="mt-1 flex items-center gap-2 border-t border-line pt-2">
+          <Input
+            className="flex-1"
+            placeholder="新增维度名称"
+            value={draft}
+            onChange={e => setDraft(e.target.value)}
+            onKeyDown={e => {
+              if (e.key === 'Enter' && draft.trim()) {
+                upMut.mutate({ name: draft.trim(), sort: (items.at(-1)?.sort ?? 0) + 10 });
+                setDraft('');
+              }
+            }}
+          />
+          <Button
+            size="sm"
+            variant="secondary"
+            disabled={!draft.trim()}
+            onClick={() => { upMut.mutate({ name: draft.trim(), sort: (items.at(-1)?.sort ?? 0) + 10 }); setDraft(''); }}
+          >
+            <Plus size={13} /> 添加
+          </Button>
+        </div>
+      </div>
+
+      <Confirm
+        open={!!deleting}
+        title="删除维度"
+        content={deleting ? '确定删除「' + deleting.name + '」吗？记录与该维度的关联将一并移除。' : ''}
+        onCancel={() => setDeleting(null)}
+        onOk={() => deleting && delMut.mutate(deleting.id)}
+      />
+    </Card>
+  );
+}