test(agent99): align same-run learning receipts

apps/api/tests/test_agent99_controlled_dispatch_p1.py

@@ -41,6 +41,16 @@ def _evidence_refs() -> dict[str, str]:
     }
 
 
+def _learning_receipt_refs() -> dict[str, str]:
+    return {
+        "telegram_lifecycle_receipt_id": "telegram:1",
+        "km_writeback_ack_id": "knowledge:1",
+        "rag_writeback_ack_id": "rag:1",
+        "mcp_evidence_writeback_ack_id": "mcp:1",
+        "playbook_trust_writeback_ack_id": "playbook:1",
+    }
+
+
 def _outcome(identity, *, transport_ok: bool = True) -> dict:
     return {
         "identity": identity.public_dict(),
@@ -580,11 +590,7 @@ async def test_learning_writeback_is_the_only_same_run_terminal_step(
     )
     incomplete = await ledger.record_learning_writeback(
         identity=identity,
-        receipt_refs={
-            "telegram_lifecycle_receipt_id": "telegram:fake",
-            "km_writeback_ack_id": "knowledge:fake",
-            "playbook_trust_writeback_ack_id": "playbook:fake",
-        },
+        receipt_refs=_learning_receipt_refs(),
     )
     assert incomplete["status"] == (
         "learning_writeback_checkpoint_incomplete_fail_closed"
@@ -592,11 +598,7 @@ async def test_learning_writeback_is_the_only_same_run_terminal_step(
     assert incomplete["runtime_closure_verified"] is False
     assert incomplete_db.call == 1
 
-    checkpoint_refs = {
-        "telegram_lifecycle_receipt_id": "telegram-1",
-        "km_writeback_ack_id": "km-1",
-        "playbook_trust_writeback_ack_id": "playbook-1",
-    }
+    checkpoint_refs = _learning_receipt_refs()
     verifier_passed["learning_writeback"]["receipt_refs"] = checkpoint_refs
 
     class LearningDB: