added potion-polyglot worker folder w/o repos

worker-toolkit-potion-polyglot/.devcontainer/Dockerfile

@@ -0,0 +1,48 @@
+FROM node:24.12.0-bookworm
+ARG TOOLKIT_BUILD_ID=dev
+
+# System deps
+RUN apt-get update && apt-get install -y \
+    git \
+    python3 \
+    python3-pip \
+    python3-venv \
+    sqlite3 \
+    curl \
+    zip \
+    unzip \
+    ca-certificates \
+    gnupg \
+    && rm -rf /var/lib/apt/lists/*
+
+# Install Docker CE CLI + compose plugin (not docker.io from apt which lacks compose)
+RUN install -m 0755 -d /etc/apt/keyrings \
+    && curl -fsSL https://download.docker.com/linux/debian/gpg -o /etc/apt/keyrings/docker.asc \
+    && chmod a+r /etc/apt/keyrings/docker.asc \
+    && echo "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.asc] https://download.docker.com/linux/debian bookworm stable" > /etc/apt/sources.list.d/docker.list \
+    && apt-get update \
+    && apt-get install -y docker-ce-cli docker-compose-plugin \
+    && rm -rf /var/lib/apt/lists/*
+
+# Pin npm so lockfiles do not churn between this container and any host
+# install. node:24.12.0-bookworm bundles an older npm; overwrite it.
+RUN npm install -g npm@11.12.1
+
+# Install uv and harbor
+RUN pip3 install --break-system-packages uv && uv tool install harbor==0.20.0
+
+# Pin harbor to the local docker backend — the only backend this container is
+# provisioned for (docker CLI + host docker socket, configured above). The
+# bundled scripts/harbor-run otherwise defaults to a cloud sandbox backend that
+# needs an API key this container doesn't ship, and exits 1 before running.
+# NOTE: devcontainer.json also sets HARBOR_ENV=docker via containerEnv — keep
+# BOTH. containerEnv survives a stale image (workers who upgrade the toolkit
+# files without rebuilding still get docker), while this ENV covers running the
+# image directly with `docker run` outside the devcontainer tooling. Removing
+# either as a "duplicate" reintroduces the daytona-default error.
+ENV HARBOR_ENV=docker
+
+# Make uv tools and Claude Code available
+ENV PATH="/root/.local/bin:${PATH}"
+
+WORKDIR /workspace