fix: clean basedpyright test errors

src/wf_mcp/broker/config.py

@@ -162,7 +162,7 @@ def migrate_broker_config_file(path: str | Path) -> WorkflowConfigFile:
 def build_service_from_config(config: BrokerConfig) -> WfMcpService:
     """Create a broker service with SDK adapters for configured connections."""
     runtime_factory = PersistentSessionFactory()
-    store_roots = config.store_roots or BrokerStoreRoots.from_default(config.store_root)
+    store_roots = config.store_roots
     workflow_stores = file_workflow_stores(store_roots.workflow_root)
     # Keep FileStore as the compatibility facade on WfMcpService.store while
     # focused services receive role-specific stores.

src/wf_mcp/broker/models.py

@@ -43,15 +43,21 @@ class ConnectionConfig:
     source_config_ownership: SourceConfigOwnership = "locked"
 
 
-@dataclass(slots=True)
+@dataclass(slots=True, init=False)
 class BrokerConfig:
     store_root: Path
-    connections: list[ConnectionConfig] = field(default_factory=list)
-    store_roots: BrokerStoreRoots | None = None
+    connections: list[ConnectionConfig]
+    store_roots: BrokerStoreRoots
 
-    def __post_init__(self) -> None:
-        if self.store_roots is None:
-            self.store_roots = BrokerStoreRoots.from_default(self.store_root)
+    def __init__(
+        self,
+        store_root: Path,
+        connections: list[ConnectionConfig] | None = None,
+        store_roots: BrokerStoreRoots | None = None,
+    ) -> None:
+        self.store_root = store_root
+        self.connections = [] if connections is None else connections
+        self.store_roots = store_roots or BrokerStoreRoots.from_default(store_root)
 
 
 __all__ = [

src/wf_mcp/broker/server.py

@@ -107,7 +107,6 @@ def workflow_server_from_service(
 def build_workflow_server_from_config(config: BrokerConfig) -> WorkflowServer:
     """Build a neutral WorkflowServer backed by MCP broker runtime services."""
     service = build_service_from_config(config)
-    assert config.store_roots is not None
     return workflow_server_from_service(
         service,
         config=config,