fix: resequence existing workbench trace migration

scripts/src/dev-runtime-migration.mjs

@@ -299,11 +299,7 @@ async function applyMigration(report, sql, env, options) {
   } catch (error) {
     await rollbackQuietly(client);
     const classified = classifyMigrationError(error);
-    addBlocker(report, "runtime_blocker", blockerScope(classified.blocker), classified.summary, {
-      blocker: classified.blocker,
-      errorCode: classified.errorCode,
-      secretValuesPrinted: false
-    });
+    addBlocker(report, "runtime_blocker", blockerScope(classified.blocker), classified.summary, migrationErrorEvidence(classified));
   } finally {
     await closeClient();
   }
@@ -586,8 +582,10 @@ function blockerScope(blocker) {
 
 function classifyMigrationError(error) {
   const errorCode = typeof error?.code === "string" ? error.code : "UNKNOWN";
+  const details = migrationErrorDetails(error);
   if (errorCode === "HWLAB_PG_DRIVER_MISSING") {
     return {
+      ...details,
       blocker: RUNTIME_DURABLE_ADAPTER_DRIVER_MISSING,
       errorCode,
       summary: "Postgres driver is unavailable for DEV runtime migration apply."
@@ -595,6 +593,7 @@ function classifyMigrationError(error) {
   }
   if (isMigrationSslError(error)) {
     return {
+      ...details,
       blocker: RUNTIME_DURABLE_ADAPTER_SSL_BLOCKED,
       errorCode,
       summary: "DEV runtime migration reached Postgres, but SSL negotiation or SSL mode compatibility blocked apply."
@@ -602,6 +601,7 @@ function classifyMigrationError(error) {
   }
   if (["28P01", "28000", "42501"].includes(errorCode)) {
     return {
+      ...details,
       blocker: RUNTIME_DURABLE_ADAPTER_AUTH_BLOCKED,
       errorCode,
       summary: "DEV runtime migration reached Postgres but auth or authorization blocked apply."
@@ -609,18 +609,48 @@ function classifyMigrationError(error) {
   }
   if (["42P01", "42703", "3F000"].includes(errorCode)) {
     return {
+      ...details,
       blocker: RUNTIME_DURABLE_ADAPTER_SCHEMA_BLOCKED,
       errorCode,
       summary: "DEV runtime migration apply was blocked by schema/search_path state."
     };
   }
   return {
+    ...details,
     blocker: RUNTIME_DURABLE_ADAPTER_QUERY_BLOCKED,
     errorCode,
     summary: "DEV runtime migration apply could not complete."
   };
 }
 
+function migrationErrorEvidence(classified) {
+  return {
+    blocker: classified.blocker,
+    errorCode: classified.errorCode,
+    ...(classified.errorConstraint ? { errorConstraint: classified.errorConstraint } : {}),
+    ...(classified.errorTable ? { errorTable: classified.errorTable } : {}),
+    ...(classified.errorMessage ? { errorMessage: classified.errorMessage } : {}),
+    ...(classified.errorDetail ? { errorDetail: classified.errorDetail } : {}),
+    secretValuesPrinted: false
+  };
+}
+
+function migrationErrorDetails(error) {
+  return {
+    errorMessage: safeDiagnosticText(error?.message, 500),
+    errorDetail: safeDiagnosticText(error?.detail, 500),
+    errorConstraint: safeDiagnosticText(error?.constraint, 160),
+    errorTable: safeDiagnosticText(error?.table, 160)
+  };
+}
+
+function safeDiagnosticText(value, maxLength) {
+  if (typeof value !== "string") return null;
+  const redacted = redactFailureText(value).trim();
+  if (!redacted) return null;
+  return redacted.length > maxLength ? `${redacted.slice(0, maxLength)}...` : redacted;
+}
+
 function isMigrationSslError(error) {
   const errorCode = typeof error?.code === "string" ? error.code : "";
   if (errorCode.startsWith("ERR_SSL") || errorCode.startsWith("ERR_TLS")) {