diff --git a/data/Dockerfile b/data/Dockerfile
index 3fe70a1..b19cde1 100644
--- a/data/Dockerfile
+++ b/data/Dockerfile
@@ -1,49 +1,37 @@
-# Multi-stage build for PotatoMesh Data Ingestor
-FROM python:3.13-alpine AS builder
+# syntax=docker/dockerfile:1.6
 
-# Install build dependencies
-RUN apk add --no-cache \
-    gcc \
-    musl-dev \
-    linux-headers \
-    build-base
+ARG TARGETOS=linux
+ARG PYTHON_VERSION=3.12.6
+
+# Linux production image
+FROM python:${PYTHON_VERSION}-alpine AS production-linux
+
+ENV PYTHONDONTWRITEBYTECODE=1 \
+    PYTHONUNBUFFERED=1
 
-# Set working directory
 WORKDIR /app
 
-# Copy requirements and install Python dependencies
 COPY data/requirements.txt ./
-RUN pip install --no-cache-dir --user -r requirements.txt
+RUN set -eux; \
+    apk add --no-cache \
+        tzdata \
+        curl; \
+    apk add --no-cache --virtual .build-deps \
+        gcc \
+        musl-dev \
+        linux-headers \
+        build-base; \
+    python -m pip install --no-cache-dir -r requirements.txt; \
+    apk del .build-deps
 
-# Production stage
-FROM python:3.13-alpine AS production
+COPY data/ .
+RUN addgroup -S potatomesh && \
+    adduser -S potatomesh -G potatomesh && \
+    adduser potatomesh dialout && \
+    chown -R potatomesh:potatomesh /app
 
-# Install runtime dependencies
-RUN apk add --no-cache \
-    tzdata \
-    curl
-
-# Create non-root user and add to dialout group for serial access
-RUN addgroup -g 1000 -S potatomesh && \
-    adduser -u 1000 -S potatomesh -G potatomesh && \
-    adduser potatomesh dialout
-
-# Set working directory
-WORKDIR /app
-
-# Copy installed Python packages from builder stage
-COPY --from=builder /root/.local /home/potatomesh/.local
-
-# Copy application code
-COPY --chown=potatomesh:potatomesh data/ .
-
-# Switch to non-root user
 USER potatomesh
 
-# Add local Python packages to PATH
-ENV PATH=/home/potatomesh/.local/bin:$PATH
-
-# Default environment variables (can be overridden by host)
 ENV MESH_SERIAL=/dev/ttyACM0 \
     MESH_SNAPSHOT_SECS=60 \
     MESH_CHANNEL_INDEX=0 \
@@ -51,5 +39,32 @@ ENV MESH_SERIAL=/dev/ttyACM0 \
     POTATOMESH_INSTANCE="" \
     API_TOKEN=""
 
-# Start the mesh daemon
 CMD ["python", "mesh.py"]
+
+# Windows production image
+FROM python:${PYTHON_VERSION}-windowsservercore-ltsc2022 AS production-windows
+
+SHELL ["cmd", "/S", "/C"]
+
+ENV PYTHONDONTWRITEBYTECODE=1
+ENV PYTHONUNBUFFERED=1
+
+WORKDIR /app
+
+COPY data/requirements.txt ./
+RUN python -m pip install --no-cache-dir -r requirements.txt
+
+COPY data/ .
+
+USER ContainerUser
+
+ENV MESH_SERIAL=/dev/ttyACM0 \
+    MESH_SNAPSHOT_SECS=60 \
+    MESH_CHANNEL_INDEX=0 \
+    DEBUG=0 \
+    POTATOMESH_INSTANCE="" \
+    API_TOKEN=""
+
+CMD ["python", "mesh.py"]
+
+FROM production-${TARGETOS} AS production