trying dockerfile fix for weight consistency

Dockerfile

@@ -0,0 +1,42 @@
+# NVIDIA CUDA base for HF Spaces GPU (T4/A10G/ZeroGPU)
+FROM nvidia/cuda:12.1-devel-ubuntu22.04
+
+# Non-interactive apt
+ENV DEBIAN_FRONTEND=noninteractive
+
+# Python + essentials (minimal)
+RUN apt-get update && apt-get install -y \
+    python3.12 python3.12-venv python3-pip \
+    git curl wget ca-certificates \
+    && rm -rf /var/lib/apt/lists/* \
+    && apt-get clean
+
+# App dir & non-root user (HF Spaces standard)
+RUN useradd -m -u 1000 appuser && mkdir -p /app
+WORKDIR /app
+USER appuser
+
+# Python venv + deps (rc-foundry provides CLI)
+COPY --chown=appuser:appuser requirements.txt .
+RUN python3.12 -m venv venv \
+    && . venv/bin/activate \
+    && pip install --no-cache-dir -r requirements.txt \
+    && pip cache purge
+
+# Copy app code
+COPY --chown=appuser:appuser . .
+
+# Download models to USER HOME (writable, persistent ~/.foundry)
+USER appuser
+ENV FOUNDRY_CHECKPOINT_DIRS=/home/appuser/.foundry/checkpoints
+RUN . venv/bin/activate \
+    && mkdir -p ~/.foundry/checkpoints \
+    && foundry install rfd3 ligandmpnn rf3
+
+# Gradio env
+ENV PYTHONPATH=/app \
+    PATH="/app/venv/bin:$PATH"
+EXPOSE 7860
+
+# Launch (venv PATH includes foundry/rfd3 CLI)
+CMD [".", "/app/venv/bin/activate", "&&", "python", "app.py"]

README.md

@@ -3,7 +3,7 @@ title: RFdiffusion3
 emoji: 🌖
 colorFrom: yellow
 colorTo: blue
-sdk: gradio
+sdk: docker
 sdk_version: 6.5.1
 python_version: '3.12'
 app_file: app.py