Set min_messages_between to 1

Allows a surface on consecutive messages, leaving cooldown_seconds as
the only spacing gate. At 2 a memory could never follow the one before
it, which suppressed the third hit in a run of related prompts.

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>

src/aipass/memory/apps/handlers/governance/engine.py

@@ -28,7 +28,7 @@ DEFAULT_CONFIG: Dict[str, Any] = {
     "enabled": True,
     "threshold": 0.25,
     "max_surfaces_per_session": 12,
-    "min_messages_between": 2,
+    "min_messages_between": 1,
     "cooldown_seconds": 30,
 }
 

src/aipass/memory/tests/test_governance.py

@@ -251,5 +251,5 @@ class TestConfigMerging:
     def test_default_config_values_match(self):
         assert DEFAULT_CONFIG["threshold"] == 0.25
         assert DEFAULT_CONFIG["max_surfaces_per_session"] == 12
-        assert DEFAULT_CONFIG["min_messages_between"] == 2
+        assert DEFAULT_CONFIG["min_messages_between"] == 1
         assert DEFAULT_CONFIG["cooldown_seconds"] == 30