fix(report): stop listing reports via PostgREST JSON paths (BUG-574)

Staging PostgREST rejects the executiveSummary JSON-path alias, so GET /api/reports 500s. Persist a plain card_summary column from the Markdown excerpt instead.

Co-authored-by: Cursor <cursoragent@cursor.com>

frontend/src/lib/personal-report-longform-cover.ts

@@ -4,7 +4,10 @@ import {
   REPORT_DOCUMENT_V2_SCHEMA_VERSION,
   type ReportDocumentV2,
 } from "./personal-report-contract.ts";
-import { extractLongformSummary } from "./personal-report-longform-outline.ts";
+import {
+  PERSONAL_REPORT_CARD_SUMMARY_MAX_CHARS,
+  extractLongformSummary,
+} from "./personal-report-longform-outline.ts";
 import type { PersonalReportRecord } from "./personal-report-service-core.ts";
 
 type CoverSkillSnapshot = Readonly<{
@@ -52,7 +55,7 @@ function coverHouses(): ReportDocumentV2["charts"][number]["houses"] {
 }
 
 export function buildLongformCoverDocument(input: LongformCoverInput): ReportDocumentV2 {
-  const summary = extractLongformSummary(input.markdown);
+  const summary = extractLongformSummary(input.markdown, PERSONAL_REPORT_CARD_SUMMARY_MAX_CHARS);
   const skillName = input.skillSnapshot?.name ?? input.report.skillName;
   const skillVersion = input.skillSnapshot?.version ?? input.report.skillVersion;
   const skillSnapshotSha256 = input.skillSnapshot?.sha256 ?? input.report.skillSnapshotSha256;

frontend/src/lib/personal-report-longform-outline.ts

@@ -23,6 +23,9 @@ export type LongformOutline = Readonly<{
 const EAGER_H2 = /成品阅读导航|质量验收矩阵/;
 const SUMMARY_TITLE = /^(?:解读摘要|摘要)$/;
 
+/** Dedicated `personal_reports.card_summary` column length. */
+export const PERSONAL_REPORT_CARD_SUMMARY_MAX_CHARS = 500;
+
 export function slugifyHeading(title: string, used: Map<string, number>): string {
   const base = title
     .trim()

frontend/src/lib/safe-error-reason.ts

@@ -0,0 +1,20 @@
+/**
+ * Operational log reason for unknown catch values.
+ *
+ * PostgREST / supabase-js may throw a plain object with `code` and `hint`
+ * instead of an Error instance. Never include message, details, or row data.
+ */
+export function sanitizedErrorReason(error: unknown): string {
+  const record = error !== null && typeof error === "object"
+    ? error as Record<string, unknown>
+    : null;
+  const name = error instanceof Error && error.name.trim()
+    ? error.name.trim()
+    : typeof record?.name === "string" && record.name.trim()
+      ? record.name.trim()
+      : "UnknownError";
+  const code = typeof record?.code === "string" ? record.code.trim() : "";
+  const hint = typeof record?.hint === "string" ? record.hint.trim() : "";
+  if (!code && !hint) return name;
+  return `${name} code=${code || "none"} hint=${hint || "none"}`;
+}