Infer Chain name from entrypoint decorator (#1917)

Author: tyranitar

truss-chains/truss_chains/deployment/deployment_client.py

@@ -655,7 +655,9 @@ def __init__(
         with framework.ChainletImporter.import_target(
             source, entrypoint
         ) as entrypoint_cls:
-            self._deployed_chain_name = name or entrypoint_cls.__name__
+            self._deployed_chain_name = (
+                name or entrypoint_cls.meta_data.chain_name or entrypoint_cls.__name__
+            )
             self._chain_root = _get_chain_root(entrypoint_cls)
             chainlet_names = set(
                 desc.display_name
@@ -677,7 +679,7 @@ def __init__(
         )
         if not chain_id:
             raise public_types.ChainsDeploymentError(
-                f"Chain `{chain_id}` was not found."
+                f"Chain `{self._deployed_chain_name}` was not found."
             )
         self._status_page_url = b10_service.URLConfig.status_page_url(
             self._remote_provider.remote_url, b10_service.URLConfig.CHAIN, chain_id

truss/cli/chains_commands.py

@@ -359,7 +359,7 @@ def push_chain(
     "--name",
     type=str,
     required=False,
-    help="Name of the chain to be deployed, if not given, the entrypoint name is used.",
+    help="Name of the chain to be watched. If not given, the entrypoint name is used.",
 )
 @click.option(
     "--remote",