feat: add compliant data connectors and lineage

- add authorized nine-source crawler connectors with security controls and packaged schemas
- add the school internship contract to the vendor data standard center
- add bidirectional campus data-to-report lineage with gap ownership and remediation

Co-authored-by: factory-droid[bot] <138933559+factory-droid[bot]@users.noreply.github.com>

demo/index.html

@@ -870,6 +870,54 @@
               <button id="dataAuthorizationButton">查看授权说明</button>
             </div>
 
+            <article class="panel data-lineage-panel" id="dataReportLineage">
+              <div class="panel-header data-lineage-header">
+                <div>
+                  <span class="panel-kicker">DATA → ANALYSIS → REPORT</span>
+                  <h2>数据与报告双向依赖图谱</h2>
+                  <p>从报告反查必需数据，也可从数据查看能形成的报告；缺口直接定位业务索取人和技术接口人。</p>
+                </div>
+                <span class="lineage-snapshot-badge"><i></i>分析快照 V2026.03</span>
+              </div>
+
+              <div class="data-lineage-toolbar">
+                <div class="lineage-mode-switch" id="dataLineageModeSwitch" role="group" aria-label="选择图谱查看方向">
+                  <button class="active" data-lineage-mode="report" aria-pressed="true">从报告看数据</button>
+                  <button data-lineage-mode="source" aria-pressed="false">从数据看报告</button>
+                </div>
+                <label class="lineage-selector">
+                  <span id="dataLineageSelectorLabel">选择报告</span>
+                  <select id="dataLineageSelector" aria-label="选择要追溯的报告"></select>
+                </label>
+                <label class="lineage-gap-toggle">
+                  <input type="checkbox" id="dataLineageGapToggle">
+                  <span><i></i>只看缺口</span>
+                </label>
+              </div>
+
+              <div class="lineage-summary-grid" id="dataLineageSummary" aria-live="polite"></div>
+
+              <div class="lineage-legend" aria-label="图谱图例">
+                <span><i class="required"></i>必需数据</span>
+                <span><i class="optional"></i>可选增强</span>
+                <span><i class="gap"></i>存在缺口</span>
+                <small>点击数据节点查看资产要求，点击报告节点进入在线报告。</small>
+              </div>
+
+              <div class="data-lineage-canvas" id="dataLineageCanvas"></div>
+
+              <div class="lineage-gap-section">
+                <div class="lineage-gap-heading">
+                  <div>
+                    <span>DATA REQUEST DESK</span>
+                    <h3>缺口与补数责任</h3>
+                  </div>
+                  <strong id="dataLineageGapCount">0 项待处理</strong>
+                </div>
+                <div class="lineage-gap-list" id="dataLineageGapList"></div>
+              </div>
+            </article>
+
             <article class="panel source-panel">
               <div class="panel-header">
                 <div>
@@ -918,7 +966,7 @@
                     <span class="panel-kicker">质量事项</span>
                     <h2>待处理问题</h2>
                   </div>
-                  <span class="panel-count amber-count">4 项</span>
+                  <span class="panel-count amber-count">3 项</span>
                 </div>
                 <div class="issue-list">
                   <button data-data-issue="salary-missing">