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Dockerfile

@@ -1,22 +1,16 @@
 # Author packaging for upstream OpenEnv tbench2_env (code unchanged, pinned OpenEnv revision).
-# Terminal-Bench 2 tasks each define their own runtime image, so this file is single-stage:
-# deploy one Space per task with `openenv push --base-image <that task's image>`, which
-# replaces the FROM line below. The server runs in local mode inside the task's own runtime.
+# One Space per Terminal-Bench 2 task runtime: `openenv push --base-image <task image>` replaces the FROM line.
 FROM alexgshaw/fix-code-vulnerability@sha256:cac325252991f823713b2d0441502972901dd782bd67f66c03d9b1e410dac5c0
-USER root
-RUN apt-get update && apt-get install -y --no-install-recommends \
-        python3 python3-venv git curl ca-certificates \
-    && rm -rf /var/lib/apt/lists/*
-RUN python3 -m venv /opt/openenv-venv \
-    && /opt/openenv-venv/bin/pip install --no-cache-dir \
-        "openenv @ git+https://github.com/meta-pytorch/OpenEnv.git@86a180ede21e044f7929b9a7783ad83aa67d83a3" \
-        "camel-ai==0.2.90" "docker>=7.1.0"
-COPY . /opt/openenv/tbench2_env
-RUN mv /opt/openenv/tbench2_env/tasks /opt/tb2-tasks \
-    && /opt/openenv-venv/bin/pip install --no-cache-dir --no-deps /opt/openenv/tbench2_env
+# Tier 1: the shared OpenEnv runtime layer, byte-identical in every image that copies it.
+COPY --link --from=registry.hf.space/benchflow-arena-openenv-runtime@sha256:17ac04ab2ab53def7919f1125eb91398198931f025aa8f0c60a9642d50175371 /opt/openenv /opt/openenv
+# Tier 2: what this environment adds (its two dependencies and its code).
+COPY . /opt/tbench2_env
+RUN /opt/openenv/venv/bin/python -m pip install --no-cache-dir "camel-ai==0.2.90" "docker>=7.1.0" \
+    && /opt/openenv/venv/bin/python -m pip install --no-cache-dir --no-deps /opt/tbench2_env \
+    && mv /opt/tbench2_env/tasks /opt/tb2-tasks
 # Configuration is part of the image: hosts that run the image (not the Space) see no Space variables.
 ENV TB2_MODE=local TB2_TASKS_DIR=/opt/tb2-tasks TB2_WITHHOLD_TESTS=1 TB2_COMMAND_TIMEOUT_S=110 \
     TB2_OUTPUT_DIR=/tmp/tbench2_env_runs MAX_CONCURRENT_ENVS=1 ENABLE_WEB_INTERFACE=false \
     PYTHONDONTWRITEBYTECODE=1 PYTHONUNBUFFERED=1
 EXPOSE 8000
-CMD ["/opt/openenv-venv/bin/python", "-m", "uvicorn", "server.app:app", "--app-dir", "/opt/openenv/tbench2_env", "--host", "0.0.0.0", "--port", "8000"]
+CMD ["/opt/openenv/venv/bin/python", "-m", "uvicorn", "server.app:app", "--app-dir", "/opt/tbench2_env", "--host", "0.0.0.0", "--port", "8000"]

server/Dockerfile.per-image-venv

@@ -0,0 +1,22 @@
+# Author packaging for upstream OpenEnv tbench2_env (code unchanged, pinned OpenEnv revision).
+# Terminal-Bench 2 tasks each define their own runtime image, so this file is single-stage:
+# deploy one Space per task with `openenv push --base-image <that task's image>`, which
+# replaces the FROM line below. The server runs in local mode inside the task's own runtime.
+FROM alexgshaw/cancel-async-tasks@sha256:84c7fae6b256dcc56a350790e2a9715eefc7dad662a9d8e8a472363aa71ef18d
+USER root
+RUN apt-get update && apt-get install -y --no-install-recommends \
+        python3 python3-venv git curl ca-certificates \
+    && rm -rf /var/lib/apt/lists/*
+RUN python3 -m venv /opt/openenv-venv \
+    && /opt/openenv-venv/bin/pip install --no-cache-dir \
+        "openenv @ git+https://github.com/meta-pytorch/OpenEnv.git@86a180ede21e044f7929b9a7783ad83aa67d83a3" \
+        "camel-ai==0.2.90" "docker>=7.1.0"
+COPY . /opt/openenv/tbench2_env
+RUN mv /opt/openenv/tbench2_env/tasks /opt/tb2-tasks \
+    && /opt/openenv-venv/bin/pip install --no-cache-dir --no-deps /opt/openenv/tbench2_env
+# Configuration is part of the image: hosts that run the image (not the Space) see no Space variables.
+ENV TB2_MODE=local TB2_TASKS_DIR=/opt/tb2-tasks TB2_WITHHOLD_TESTS=1 TB2_COMMAND_TIMEOUT_S=110 \
+    TB2_OUTPUT_DIR=/tmp/tbench2_env_runs MAX_CONCURRENT_ENVS=1 ENABLE_WEB_INTERFACE=false \
+    PYTHONDONTWRITEBYTECODE=1 PYTHONUNBUFFERED=1
+EXPOSE 8000
+CMD ["/opt/openenv-venv/bin/python", "-m", "uvicorn", "server.app:app", "--app-dir", "/opt/openenv/tbench2_env", "--host", "0.0.0.0", "--port", "8000"]