fix: stabilize tests after rebase onto upstream main

- Add `id DESC` tiebreaker to session memory query for deterministic ordering
- Add `bot_language` to test mock settings (Pydantic spec compatibility)
- Pin `bot_language="en"` in orchestrator test fixture to avoid .env leakage

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: sogadaiki

src/storage/repositories.py

@@ -427,7 +427,7 @@ async def get_active_memories(
                 """
                 SELECT * FROM session_memories
                 WHERE user_id = ? AND project_path = ? AND is_active = TRUE
-                ORDER BY created_at DESC
+                ORDER BY created_at DESC, id DESC
                 LIMIT ?
             """,
                 (user_id, project_path, limit),

tests/unit/test_bot/test_middleware.py

@@ -35,6 +35,7 @@ def mock_settings():
     settings.enable_api_server = False
     settings.enable_scheduler = False
     settings.approved_directory = "/tmp/test"
+    settings.bot_language = "en"
     return settings
 
 

tests/unit/test_orchestrator.py

@@ -20,7 +20,9 @@ def tmp_dir():
 
 @pytest.fixture
 def agentic_settings(tmp_dir):
-    return create_test_config(approved_directory=str(tmp_dir), agentic_mode=True)
+    return create_test_config(
+        approved_directory=str(tmp_dir), agentic_mode=True, bot_language="en"
+    )
 
 
 @pytest.fixture