chore(release): prepare v0.7.0

tests/adapters/ledger/test_portfolio_hub_ledger.py

@@ -94,7 +94,8 @@ def test_client_errors_are_permanent(status):
 def test_outcome_parses_cash_quantity_after_on_new():
     """dcy-018 / REQ-017: option D authoritative cash/quantity from 201 response."""
     def handler(request: httpx.Request) -> httpx.Response:
-        return httpx.Response(201, json={"cash_balance_after": 300000.0,
+        return httpx.Response(201, json={"status": "new",
+                                         "cash_balance_after": 300000.0,
                                          "asset_quantity_after": 10})
 
     out = PortfolioHubLedger("https://portfolio-hub.test", client=_client(handler)).record_trade(_trade())
@@ -102,12 +103,21 @@ def test_outcome_parses_cash_quantity_after_on_new():
     assert out.cash_balance_after == 300000.0 and out.asset_quantity_after == 10.0
 
 
-def test_outcome_parses_after_on_duplicate():
+@pytest.mark.parametrize(
+    "duplicate_marker",
+    [
+        {"status": "duplicate"},  # portfolio-hub canonical response
+        {"duplicate": True},  # backward-compatible legacy response
+    ],
+)
+def test_outcome_parses_after_on_duplicate(duplicate_marker):
     """duplicate(200) also carries current authoritative values (OQ-2 b)."""
     def handler(request: httpx.Request) -> httpx.Response:
-        return httpx.Response(200, json={"duplicate": True,
-                                         "cash_balance_after": 50000.0,
-                                         "asset_quantity_after": 3})
+        return httpx.Response(200, json={
+            **duplicate_marker,
+            "cash_balance_after": 50000.0,
+            "asset_quantity_after": 3,
+        })
 
     out = PortfolioHubLedger("https://portfolio-hub.test", client=_client(handler)).record_trade(_trade())
     assert out.result is LedgerWriteResult.DUPLICATE_OK