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@@ -20,10 +20,6 @@ RUN apt-get update && \
     apt-get install -y --no-install-recommends git && \
     rm -rf /var/lib/apt/lists/*
 
-# Build argument to control whether we're building standalone or in-repo
-ARG BUILD_MODE=in-repo
-ARG ENV_NAME=finenv
-
 # Copy environment code (always at root of build context)
 COPY . /app/env
 
@@ -38,21 +34,11 @@ RUN if ! command -v uv >/dev/null 2>&1; then \
         mv /root/.local/bin/uvx /usr/local/bin/uvx; \
     fi
     
-# Install dependencies using uv sync
-# If uv.lock exists, use it; otherwise resolve on the fly
 RUN --mount=type=cache,target=/root/.cache/uv \
-    if [ -f uv.lock ]; then \
-        uv sync --frozen --no-install-project --no-editable; \
-    else \
-        uv sync --no-install-project --no-editable; \
-    fi
+    uv sync --no-install-project --no-editable
 
 RUN --mount=type=cache,target=/root/.cache/uv \
-    if [ -f uv.lock ]; then \
-        uv sync --frozen --no-editable; \
-    else \
-        uv sync --no-editable; \
-    fi
+    uv sync --no-editable
 
 # Final runtime stage
 FROM ${BASE_IMAGE}
@@ -67,15 +53,20 @@ COPY --from=builder /app/env /app/env
 
 # Set PATH to use the virtual environment
 ENV PATH="/app/.venv/bin:$PATH"
+ENV PYTHONDONTWRITEBYTECODE=1
+ENV PYTHONUNBUFFERED=1
 
 # Set PYTHONPATH so imports work correctly
 ENV PYTHONPATH="/app/env:$PYTHONPATH"
 
+# Document the runtime port for local operators/orchestrators
+EXPOSE 8000
+
 # Health check
 HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
-    CMD curl -f http://localhost:8000/health || exit 1
+    CMD python -c "import urllib.request; urllib.request.urlopen('http://127.0.0.1:8000/health', timeout=2)"
 
 # Run the FastAPI server
-# The module path is constructed to work with the /app/env structure
+# Use exec-form CMD for proper signal handling.
 ENV ENABLE_WEB_INTERFACE=true
-CMD ["sh", "-c", "cd /app/env && uvicorn server.app:app --host 0.0.0.0 --port 8000"]
+CMD ["uvicorn", "server.app:app", "--host", "0.0.0.0", "--port", "8000"]

pyproject.toml

@@ -18,7 +18,7 @@ dependencies = [
     # install from github
     # "openenv-core[core] @ git+https://github.com/meta-pytorch/OpenEnv.git",
     "openenv-core[core]>=0.2.2",
-    "yfinance>=0.2.0"
+    "yfinance>=0.2.0",
     # Environment-specific dependencies
     # Add all dependencies needed for your environment here
     # Examples:

server/app.py

@@ -38,7 +38,7 @@ except Exception as e:  # pragma: no cover
 try:
     from ..models import FinenvAction, FinenvObservation
     from .finenv_environment import FinenvEnvironment
-except ModuleNotFoundError:
+except ImportError:
     from models import FinenvAction, FinenvObservation
     from server.finenv_environment import FinenvEnvironment
 

server/finenv_environment.py

@@ -21,15 +21,14 @@ from uuid import uuid4
 
 from openenv.core.env_server.interfaces import Environment
 from openenv.core.env_server.types import State
-
 try:
     from ..models import FinenvAction, FinenvObservation, StockExchangeMarket
-    from server.stock_price import get_stock_price
-    from server.reward import reward_message
+    from .reward import reward_message
+    from .stock_price import get_stock_price
 except ImportError:
     from models import FinenvAction, FinenvObservation, StockExchangeMarket
-    from .stock_price import get_stock_price
-    from .reward import reward_message
+    from server.reward import reward_message
+    from server.stock_price import get_stock_price
 
 
 class FinenvEnvironment(Environment):

server/reward.py

@@ -3,10 +3,6 @@ It developes a sentence based in the reward value.
 Positive rewards generate encouraging messages, negative rewards generate constructive feedback, and zero rewards generate neutral prompts to motivate improvement."""
 
 
-import random
-
-from sympy import Integer
-
 import random
 
 def reward_message(num:float) -> str: