Added docker deployment

Dockerfile

@@ -0,0 +1,39 @@
+# syntax=docker/dockerfile:1.7
+
+FROM python:3.12-slim AS builder
+
+ENV PIP_NO_CACHE_DIR=1 \
+    PIP_DISABLE_PIP_VERSION_CHECK=1 \
+    PYTHONDONTWRITEBYTECODE=1
+
+WORKDIR /build
+
+COPY pyproject.toml ./
+COPY src ./src
+
+RUN python -m pip install --upgrade pip build \
+ && python -m build --wheel --outdir /wheels
+
+
+FROM python:3.12-slim
+
+ENV PYTHONDONTWRITEBYTECODE=1 \
+    PYTHONUNBUFFERED=1 \
+    MESHBOT_CONFIG=/etc/meshbot/config.toml \
+    MESHBOT_STORAGE__SQLITE_PATH=/data/meshbot.db
+
+RUN useradd --system --home /app --shell /usr/sbin/nologin meshbot \
+ && mkdir -p /data /etc/meshbot \
+ && chown meshbot:meshbot /data
+
+WORKDIR /app
+
+COPY --from=builder /wheels/*.whl /tmp/wheels/
+RUN pip install --no-cache-dir /tmp/wheels/*.whl \
+ && rm -rf /tmp/wheels
+
+USER meshbot
+
+VOLUME ["/data", "/etc/meshbot"]
+
+ENTRYPOINT ["meshbot"]