fix(firstleg): preserve sealed pallet identity in atomic PDA picking

scripts/admin-test-env-modules/phase3-phase4-producer-fixture-contract.test.mjs

@@ -104,9 +104,9 @@ test('measurement and loading pass destination identity into the LOADED producer
   assert.match(loading, /canonicalPickItems\.map/)
   assert.match(loading, /pickedPackageCount: Number\(item\.plannedPackageCount\)/)
   assert.match(loading, /const dropshipWholePallet = source\?\.fulfillmentType === 'ONE_CLICK_DROPSHIP'/)
-  assert.match(loading, /tasks\/\$\{canonicalTaskId\}\/pallets\/pick/)
-  assert.match(loading, /palletNo: candidate\.palletNo/)
-  assert.match(loading, /canonicalPickAction = dropshipWholePallet \? 'PICK_PALLET' : 'BATCH'/)
+  assert.match(loading, /const canonicalPickPath = batchPath/)
+  assert.match(loading, /action: 'PICK_PALLET', palletNo: item\.palletNo/)
+  assert.match(loading, /const canonicalPickAction = 'BATCH'/)
   assert.match(loading, /一件代发整托生产者不执行可拆分动态增量场景/)
   assert.match(loading, /!dropshipWholePallet && Array\.isArray\(incrementalFixture\?\.skuCodes\)/)
   assert.match(pda, /find\(\(item\) => item\?\.fulfillmentType === 'ONE_CLICK_DROPSHIP'\)/)
@@ -148,3 +148,22 @@ test('only PDA-operated variants traverse real outbound and carrier nodes before
   assert.doesNotMatch(entry, /awaitingVariants\.length === 2/)
   assert.match(entry, /awaitingVariants\.every\(\(item\) => item\.shippingReady === false/)
 })
+
+
+test('full phase3 chain validates sealed pallet query metadata and atomic batch protection', () => {
+  const loading = read('phase3-loading.mjs')
+  assert.match(loading, /canonicalPickItems\.every\(\(item\) => item\.unitType === 'SEALED_PALLET'/)
+  assert.match(loading, /unit\.unitType === 'SEALED_PALLET'/)
+  for (const field of ['pickItemId', 'loadingPlanItemId', 'inboundId', 'palletId', 'palletNo', 'indivisible']) {
+    assert.ok(loading.includes(`unit.${field}`), `inventory units must verify ${field}`)
+  }
+  assert.match(loading, /if \(!taskUnitsValid \|\| !inventoryUnitsValid\) return/)
+  assert.match(loading, /items: \[\.\.\.batchPayload\.items, \{/)
+  assert.match(loading, /taskItemsSignature\(unchangedAfterInvalid\) === taskItemsSignature\(beforeInvalidTask\)/)
+  assert.match(loading, /operationsSignature\(afterInvalidOperations\) === operationsSignature\(beforeInvalidOperations\)/)
+  assert.match(loading, /for \(const action of \['PICK', 'PARTIAL', 'SKIP'\]\)/)
+  assert.match(loading, /operationsSignature\(afterBypassOperations\) === operationsSignature\(beforeInvalidOperations\)/)
+  assert.match(loading, /整托batch同键改托盘码必须冲突/)
+  assert.match(loading, /item\.operationId === batchKey[\s\S]*?\.length === 1/)
+  assert.doesNotMatch(loading, /tasks\/\$\{canonicalTaskId\}\/pallets\/pick/)
+})