Advertise the L40S pool with real card capabilities

The staging relay pool formerly named mock-4090 is now L40S, matching
the Modal deployment. Add its 48 GiB capability entry and default the
Subrosa Configuration node to it. The mock-4090 map entry stays for
test fixtures.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>

execution_scheduling.py

@@ -191,6 +191,12 @@ _SUBROSA_DEFAULT_POOL_CAPABILITY = SubrosaPoolCapability(
 )
 
 _SUBROSA_POOL_CAPABILITIES: Mapping[str, SubrosaPoolCapability] = {
+    "L40S": SubrosaPoolCapability(
+        gpu_name="NVIDIA L40S",
+        total_vram_bytes=48 * 1024**3,
+        cpu_count=16,
+        total_ram_bytes=64 * 1024**3,
+    ),
     "mock-4090": SubrosaPoolCapability(
         gpu_name="NVIDIA GeForce RTX 4090",
         total_vram_bytes=24 * 1024**3,

remote_configuration_nodes.py

@@ -340,7 +340,7 @@ class SubrosaConfiguration(io.ComfyNode):
             inputs=[
                 io.String.Input(
                     "configuration_name",
-                    default="subrosa-mock-4090",
+                    default="subrosa-l40s",
                     tooltip="Unique workflow-local name for this relay pool.",
                 ),
                 io.String.Input(
@@ -350,7 +350,7 @@ class SubrosaConfiguration(io.ComfyNode):
                 ),
                 io.String.Input(
                     "pool",
-                    default="mock-4090",
+                    default="L40S",
                     tooltip="Relay pool that should claim these jobs.",
                 ),
                 io.Int.Input(
@@ -491,12 +491,12 @@ def subrosa_configuration_from_inputs(
     return SubrosaRemoteConfiguration(
         configuration_id=normalized_id,
         display_name=str(
-            inputs.get("configuration_name") or "subrosa-mock-4090"
+            inputs.get("configuration_name") or "subrosa-l40s"
         ).strip(),
         relay_url=str(
             inputs.get("relay_url") or "wss://staging.subrosa.red"
         ).strip().rstrip("/"),
-        pool=str(inputs.get("pool") or "mock-4090").strip(),
+        pool=str(inputs.get("pool") or "L40S").strip(),
         credential_id=str(inputs.get("credential_id") or normalized_id).strip(),
         maximum_workers=int(inputs.get("maximum_workers", 1)),
     )

tests/test_subrosa_provider.py

@@ -222,6 +222,37 @@ def test_subrosa_candidate_has_schedulable_mock_capabilities(
     assert state.capabilities.maximum_vram_bytes == 24 * 1024**3
 
 
+def test_subrosa_l40s_pool_advertises_48_gib(
+    execution_scheduling_module: Any,
+    execution_environments_module: Any,
+    remote_configurations_module: Any,
+    settings_module: Any,
+) -> None:
+    """The L40S pool should advertise the card's real 48 GiB VRAM."""
+    configuration = remote_configurations_module.SubrosaRemoteConfiguration(
+        configuration_id="44",
+        display_name="Subrosa L40S",
+        relay_url="wss://staging.subrosa.red",
+        pool="L40S",
+        credential_id="subrosa-default",
+    )
+
+    state, quote = execution_scheduling_module._configured_candidate_environment(
+        configuration=configuration,
+        requirements=execution_environments_module.ComponentResourceRequirements(),
+        settings=settings_module.get_settings(),
+        ssh_hosts_by_id={},
+        vast_service=None,
+        vast_unavailable_reason=None,
+    )
+
+    assert quote is None
+    assert state is not None
+    assert state.capabilities is not None
+    assert state.capabilities.maximum_vram_bytes == 48 * 1024**3
+    assert state.capabilities.gpus[0].name == "NVIDIA L40S"
+
+
 def test_subrosa_b300_pool_admits_large_vram_component(
     execution_scheduling_module: Any,
     execution_environments_module: Any,