feat: add cap call rpc command

src/wf_transport_rpc_http/methods/capabilities.py

@@ -7,7 +7,11 @@ import fastapi_jsonrpc as jsonrpc
 from wf_server import WorkflowServer
 
 from ..errors import WorkflowRpcError, raise_workflow_rpc_error
-from ..models import InspectCapabilityParams, ListCapabilitiesParams
+from ..models import (
+    CallCapabilityParams,
+    InspectCapabilityParams,
+    ListCapabilitiesParams,
+)
 from ..params import RpcParams
 
 
@@ -41,3 +45,16 @@ def register_methods(
             )
         except (ValueError, KeyError, LookupError, FileNotFoundError) as exc:
             raise_workflow_rpc_error(exc)
+
+    @entrypoint.method(name="workflow.capabilities.call", errors=[WorkflowRpcError])
+    async def workflow_capabilities_call(
+        params: CallCapabilityParams = RpcParams(),
+    ) -> dict[str, Any]:
+        try:
+            return await server.api.call_capability(
+                qualified_name=params.qualified_name,
+                payload=params.payload,
+                deployment_id=params.deployment_id,
+            )
+        except (ValueError, KeyError, LookupError, FileNotFoundError) as exc:
+            raise_workflow_rpc_error(exc)