Explicitly construct build123d dependencies to bridge pip and conda

Dockerfile

@@ -1,12 +1,10 @@
 FROM continuumio/miniconda3:latest
 
-# Install system libraries
 RUN apt-get update && apt-get install -y \
     libgl1 \
     libglib2.0-0 \
     && rm -rf /var/lib/apt/lists/*
 
-# Create a non-root user
 RUN useradd -m -u 1000 user
 USER user
 ENV HOME=/home/user \
@@ -15,20 +13,40 @@ ENV HOME=/home/user \
 
 WORKDIR $HOME/app
 
-# Create conda environment and install just the native dependencies (ocp/cadquery-ocp)
 RUN conda create -n cad python=3.10 -y && \
-    conda install -n cad -c conda-forge "ocp>=7.8,<7.9" -y && \
+    conda install -n cad -c conda-forge ocp=7.8.1 -y && \
     conda clean -a -y
 
 ENV PATH=$CONDA_DIR/envs/cad/bin:$PATH
 
-# Install pip requirements including build123d
+RUN pip install --no-cache-dir --upgrade pip
+
+# Install all the python dependencies of build123d manually, except cadquery-ocp
+RUN pip install --no-cache-dir \
+    "typing_extensions<5,>=4.6.0" \
+    "numpy" \
+    "svgpathtools<2,>=1.5.1" \
+    "anytree<3,>=2.8.0" \
+    "ezdxf<2,>=1.1.0" \
+    "ipython<10,>=8.0.0" \
+    "lib3mf>=2.4.1" \
+    "ocpsvg<0.6,>=0.5" \
+    "ocp_gordon>=0.1.17" \
+    "trianglesolver" \
+    "sympy" \
+    "scipy" \
+    "webcolors"
+
+# Now install build123d without letting it try to pull cadquery-ocp
+RUN pip install --no-cache-dir --no-deps build123d==0.10.0
+
 COPY --chown=user requirements.txt .
-RUN $CONDA_DIR/envs/cad/bin/pip install --no-cache-dir --upgrade pip && \
-    $CONDA_DIR/envs/cad/bin/pip install --no-cache-dir -r requirements.txt
+# Remove build123d from pip requirements since we just handled it
+RUN grep -v "build123d" requirements.txt > reqs_no_cad.txt && \
+    pip install --no-cache-dir -r reqs_no_cad.txt
 
-# Setup app
 RUN mkdir -p artifacts/runs artifacts/logs
+
 COPY --chown=user . .
 
 EXPOSE 7860