refactor: rename check_migrations → is_migrated

Boolean-returning methods should read as predicates.
Renames DbStore.check_migrations, StoreManager.check_migrations,
and the test patch accordingly.

bot_bottle/cli/__init__.py

@@ -76,7 +76,7 @@ def main(argv: list[str] | None = None) -> int:
         usage()
         die(f"unknown command: {command}")
     mgr = StoreManager.instance()
-    if not mgr.check_migrations():
+    if not mgr.is_migrated():
         sys.stderr.write("bot-bottle: database schema is out of date\n")
         sys.stderr.write("Migrate now? [y/N] ")
         sys.stderr.flush()

bot_bottle/db_store.py

@@ -28,7 +28,7 @@ class DbStore:
         conn.row_factory = sqlite3.Row
         return conn
 
-    def check_migrations(self) -> bool:
+    def is_migrated(self) -> bool:
         """Return True if the DB is fully up-to-date, False if migration is needed."""
         if not self.db_path.exists():
             return False

bot_bottle/store_manager.py

@@ -15,7 +15,7 @@ _instance: StoreManager | None = None
 
 
 class StoreManager:
-    """Owns db_path and delegates migrate/check_migrations across all stores.
+    """Owns db_path and delegates migrate/is_migrated across all stores.
 
     Use instance() for normal access. Call reset(db_path) in tests to swap
     the singleton to a temp path, then reset() with no args to restore the
@@ -46,10 +46,10 @@ class StoreManager:
         global _instance
         _instance = cls(db_path)
 
-    def check_migrations(self) -> bool:
+    def is_migrated(self) -> bool:
         return (
-            QueueStore("", self.db_path).check_migrations()
-            and AuditStore(self.db_path).check_migrations()
+            QueueStore("", self.db_path).is_migrated()
+            and AuditStore(self.db_path).is_migrated()
         )
 
     def migrate(self) -> None:

tests/unit/test_cli_dispatch.py

@@ -20,7 +20,7 @@ from bot_bottle.store_manager import StoreManager
 
 class TestMainDispatch(unittest.TestCase):
     def setUp(self) -> None:
-        patcher = patch.object(DbStore, "check_migrations", return_value=True)
+        patcher = patch.object(DbStore, "is_migrated", return_value=True)
         self._mock_check = patcher.start()
         self.addCleanup(patcher.stop)
         self.addCleanup(StoreManager.reset)