Update Dockerfile

Dockerfile

@@ -8,6 +8,7 @@ RUN apt-get update && apt-get install -y \
     gnupg \
     lsb-release \
     ca-certificates \
+    uidmap \
     && rm -rf /var/lib/apt/lists/*
 
 RUN curl -fsSL https://download.docker.com/linux/debian/gpg | gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg
@@ -20,12 +21,26 @@ RUN apt-get update && apt-get install -y \
     containerd.io \
     docker-buildx-plugin \
     docker-compose-plugin \
+    docker-ce-rootless-extras \
     && rm -rf /var/lib/apt/lists/*
 
 RUN pip install --no-cache-dir fastapi uvicorn python-multipart
 
+RUN useradd -m -s /bin/bash appuser && \
+    mkdir -p /etc/subuid /etc/subgid && \
+    echo "appuser:231072:65536" >> /etc/subuid && \
+    echo "appuser:231072:65536" >> /etc/subgid
+
 COPY app.py .
 
 EXPOSE 7860
 
-CMD dockerd & sleep 2 && uvicorn app:app --host 0.0.0.0 --port 7860
+USER appuser
+
+ENV DOCKER_HOST=unix:///tmp/docker.sock
+ENV PATH=/usr/bin:$PATH
+
+CMD dockerd-rootless-setuptool.sh install && \
+    dockerd --experimental --host unix:///tmp/docker.sock & \
+    sleep 3 && \
+    uvicorn app:app --host 0.0.0.0 --port 7860