feat(ECR-009): Ops-D order filters, plan display prices, refund status

LOOP-RUN-002 sample: admin order multi-filter, membership display
price catalog, read-only refund_status. No real payment or RBAC.

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

loop/result.yaml

@@ -0,0 +1,25 @@
+loop:
+  id: OPS-D-COMMERCE-001
+  feature: OPS-D-COMMERCE-001
+  current_state: VALIDATING
+  retry_count: 0
+history:
+- state: CREATED
+  timestamp: '2026-08-06T18:42:26Z'
+  actor: runner
+  result: INIT
+- state: CREATED
+  timestamp: '2026-08-06T18:42:26Z'
+  actor: runner
+  result: PASS
+  detail: →PLANNING
+- state: PLANNING
+  timestamp: '2026-08-06T18:43:01Z'
+  actor: planner
+  result: PASS
+  detail: →BUILDING
+- state: BUILDING
+  timestamp: '2026-08-06T18:45:04Z'
+  actor: builder
+  result: PASS
+  detail: →VALIDATING