feat(reject-history): finalize sql runtime and archive completed openspec changes

frontend/tests/reject-history-date-range-limit.test.js

@@ -0,0 +1,17 @@
+import test from 'node:test';
+import assert from 'node:assert/strict';
+
+import {
+  PRIMARY_QUERY_MAX_DAYS,
+  validateDateRange,
+} from '../src/core/reject-history-filters.js';
+
+test('reject-history date range validates half-year max days', () => {
+  assert.equal(PRIMARY_QUERY_MAX_DAYS, 183);
+
+  const ok = validateDateRange('2025-01-01', '2025-07-02');
+  assert.equal(ok, '');
+
+  const over = validateDateRange('2025-01-01', '2025-07-03');
+  assert.equal(over, '查詢範圍不可超過 183 天（最多半年）');
+});