feat: redesign workspaces and stabilize screeners

tests/test_account_data_boundaries.py

@@ -52,6 +52,33 @@ class AccountDataBoundaryTests(unittest.TestCase):
         )
         self.assertIsNone(self.database.latest_screener_run(self.second["id"], "20260722"))
 
+    def test_latest_screener_runs_are_isolated_by_mode_and_user(self):
+        expected = {
+            "smart": "600001",
+            "curated": "600002",
+            "quant": "600003",
+        }
+        for mode, code in expected.items():
+            self.database.save_screener_run(
+                self.first["id"], "20260721", "repair", f"{mode}-strategy", FORMULA,
+                {"candidates": [{"code": code}], "meta": {}}, mode,
+            )
+
+        results = self.database.latest_screener_runs(self.first["id"], "20260722")
+        self.assertEqual(set(results), set(expected))
+        for mode, code in expected.items():
+            self.assertEqual(results[mode]["meta"]["mode"], mode)
+            self.assertEqual(results[mode]["candidates"][0]["code"], code)
+            self.assertEqual(
+                self.database.latest_screener_run(
+                    self.first["id"], "20260722", mode
+                )["candidates"][0]["code"],
+                code,
+            )
+        self.assertEqual(
+            self.database.latest_screener_runs(self.second["id"], "20260722"), {}
+        )
+
     def test_mentor_messages_are_scoped_by_user_mentor_and_date(self):
         self.database.save_mentor_exchange(
             self.first["id"], "mentor-a", "20260721", "怎么看？", "先看承接。", "20260721"
@@ -164,7 +191,12 @@ class LegacyStrategyMigrationTests(unittest.TestCase):
                         created_at TEXT NOT NULL
                     );
                     INSERT INTO screener_runs VALUES
-                        (1, '20260721', 'repair', '旧策略', '{}', '{"meta":{}}', '2026-07-21');
+                        (1, '20260721', 'repair', '旧策略', '{}', '{"meta":{}}', '2026-07-21'),
+                        (2, '20260721', 'repair', '旧精选策略',
+                         '{"meta":{"library":"curated"}}', '{"meta":{}}', '2026-07-21'),
+                        (3, '20260721', 'repair', '自定义量化公式',
+                         '{"meta":{"library":"custom","category":"量化公式"}}',
+                         '{"meta":{}}', '2026-07-21');
                     """
                 )
                 connection.commit()
@@ -177,6 +209,10 @@ class LegacyStrategyMigrationTests(unittest.TestCase):
             self.assertEqual(owners["旧策略"], 1)
             self.assertIsNone(owners["旧内置"])
             self.assertIsNotNone(migrated.latest_screener_run(1, "20260722"))
+            self.assertEqual(
+                set(migrated.latest_screener_runs(1, "20260722")),
+                {"smart", "curated", "quant"},
+            )
 
 
 class PublicKnowledgePermissionTests(unittest.TestCase):