增强promotion摘要可见性

结论：release URL workflow 已展示 family/source/browser diagnostics 三类 promotion summary 计数，baseline 保持 28/28/131/0，Python remap、tool DB、external user-M hard block 未解锁。

wasm-port/runtime/sdk/src/project-release-readiness.js

@@ -2611,6 +2611,27 @@ export function createProjectReleaseReadinessArtifactUrlWorkflowSummaryViewModel
           ? `${promotionCandidateSummary.readyCandidateCount}/${promotionCandidateSummary.candidateCount} ready`
           : "not provided",
       },
+      {
+        id: "virtual-hal-promotion-family-count",
+        label: "Promotion family count",
+        value: Number.isFinite(promotionCandidateSummary.familyCount)
+          ? `${promotionCandidateSummary.familyCount} families`
+          : "not provided",
+      },
+      {
+        id: "virtual-hal-promotion-source-file-count",
+        label: "Promotion source files",
+        value: Number.isFinite(promotionCandidateSummary.sourceFileCount)
+          ? `${promotionCandidateSummary.sourceFileCount} source files`
+          : "not provided",
+      },
+      {
+        id: "virtual-hal-promotion-browser-diagnostics-count",
+        label: "Promotion browser diagnostics",
+        value: Number.isFinite(promotionCandidateSummary.explicitBrowserDiagnosticsCount)
+          ? `${promotionCandidateSummary.explicitBrowserDiagnosticsCount} diagnostics-ready`
+          : "not provided",
+      },
       {
         id: "virtual-hal-promotion-candidate-baseline",
         label: "Candidate inventory baseline",