Add Dockerfile for BAP ML-Actions and configure benchmark registry to test it

Dockerfile

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+# Use the official ML Build container as the base
+FROM us-docker.pkg.dev/ml-oss-artifacts-published/ml-public-container/ml-build:latest
+
+# Switch to root to install system packages
+USER root
+
+# Install clang and llvm which are required by XLA/tpu-raiden's bazel configuration
+RUN apt-get update && apt-get install -y clang llvm && rm -rf /var/lib/apt/lists/*
+
+# The container will run as the default user inherited from ml-build

benchmarks/benchmark_registry.pbtxt

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+# proto-file: https://github.com/google-ml-infra/actions/blob/main/benchmarking/proto/benchmark_registry.proto
+# proto-message: BenchmarkSuite
+
+benchmarks {
+  name: "tpu_raiden_h2d_d2h_perf_test_fp32"
+  description: "FP32 Performance Test for TPU Raiden local H2D and D2H offloading/reloading"
+  owner: "raiden-dev"
+
+  workload {
+    action: "./ml_actions/actions/workload_executors/bazel"
+    action_inputs { key: "target" value: "//tpu_raiden/benchmarks:multi_host_perf_test_oss" }
+    # Flags passed to the test runner (avoid hardcoding role/peer for multi-host dynamic execution)
+    action_inputs { key: "runtime_flags" value: "--num_blocks=512 --num_layers=8 --parallelism=1 --dtype=float32 --warmup=5 --iters=100" }
+  }
+
+  environment_configs {
+    id: "tpu-v5e-single-node"
+    runner_label: "linux-x86-ct5lp-224-8tpu"
+    container_image: "us-docker.pkg.dev/ml-oss-artifacts-published/ml-public-container/ml-build:latest"
+    workload_action_inputs { key: "bazel_run_flags" value: "-c opt" }   
+  }
+
+  metrics {
+    name: "d2h_time_sec"
+    unit: "s"
+    stats {
+      stat: MEAN
+    }
+  }
+
+  metrics {
+    name: "h2d_time_sec"
+    unit: "s"
+    stats {
+      stat: MEAN
+    }
+  }
+
+  metrics {
+    name: "d2h_throughput_gbps"
+    unit: "Gbps"
+    stats {
+      stat: MEAN
+    }
+  }
+
+  metrics {
+    name: "h2d_throughput_gbps"
+    unit: "Gbps"
+    stats {
+      stat: MEAN
+    }
+  }
+}
+
+benchmarks {
+  name: "tpu_raiden_h2d_d2h_perf_test_bf16"
+  description: "BF16 Performance Test for TPU Raiden local H2D and D2H offloading/reloading"
+  owner: "raiden-dev"
+
+  workload {
+    action: "./ml_actions/actions/workload_executors/bazel"
+    action_inputs { key: "target" value: "//tpu_raiden/benchmarks:multi_host_perf_test_oss" }
+    # Flags passed to the test runner (avoid hardcoding role/peer for multi-host dynamic execution)
+    action_inputs { key: "runtime_flags" value: "--num_blocks=512 --num_layers=8 --parallelism=1 --dtype=bfloat16 --warmup=5 --iters=100" }
+  }
+
+  environment_configs {
+    id: "tpu-v5e-single-node"
+    runner_label: "linux-x86-ct5lp-224-8tpu"
+    container_image: "us-docker.pkg.dev/ml-oss-artifacts-published/ml-public-container/ml-build:latest"
+    workload_action_inputs { key: "bazel_run_flags" value: "-c opt" } 
+  }
+
+  metrics {
+    name: "d2h_time_sec"
+    unit: "s"
+    stats {
+      stat: MEAN
+    }
+  }
+
+  metrics {
+    name: "h2d_time_sec"
+    unit: "s"
+    stats {
+      stat: MEAN
+    }
+  }
+
+  metrics {
+    name: "d2h_throughput_gbps"
+    unit: "Gbps"
+    stats {
+      stat: MEAN
+    }
+  }
+
+  metrics {
+    name: "h2d_throughput_gbps"
+    unit: "Gbps"
+    stats {
+      stat: MEAN
+    }
+  }

tpu_raiden/benchmarks/BUILD

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+# Copyright 2026 Google LLC.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# Copyright 2026 Google LLC.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+load("@rules_python//python:defs.bzl", "py_binary")
+
+package(default_visibility = ["//visibility:public"])
+
+exports_files(["multi_host_perf_test_oss.py"])
+
+py_binary(
+    name = "multi_host_perf_test_oss",
+    testonly = True,
+    srcs = ["multi_host_perf_test_oss.py"],
+    deps = [
+        "//tpu_raiden/frameworks/jax:_tpu_raiden_jax",
+        "@com_google_absl_py//absl:app",
+        "@com_google_absl_py//absl/flags",
+        "@jax//jax",
+        "@pypi//numpy",
+    ],
+)