Initial commit

Dockerfile

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+ARG BASE_IMAGE
+FROM ${BASE_IMAGE}
+
+# Create a non-root dev user
+ARG USER=dev
+ARG UID=1000
+ARG GID=1000
+RUN groupadd -g ${GID} ${USER} \
+ && useradd -m -u ${UID} -g ${GID} -s /bin/bash ${USER}
+
+# System packages commonly needed (OpenCV runtime deps, build tools, etc.)
+RUN apt-get update && DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends \
+      git wget curl ca-certificates \
+      build-essential pkg-config \
+      libgl1 libglib2.0-0 ffmpeg \
+    && rm -rf /var/lib/apt/lists/*
+
+# Basic Python tooling
+RUN python -m pip install --upgrade pip wheel setuptools
+
+# Workspace & permissions
+WORKDIR /workspace
+RUN chown -R ${UID}:${GID} /workspace
+USER ${USER}
+
+# (Optional) expose Jupyter/TensorBoard if you use them
+# EXPOSE 8888 6006