diff --git a/.dockerignore b/.dockerignore
new file mode 100644
index 0000000..8ff9744
--- /dev/null
+++ b/.dockerignore
@@ -0,0 +1,20 @@
+.git
+.gitignore
+__pycache__/
+*.py[cod]
+*.pyo
+*.pyd
+.Python
+.pytest_cache/
+.mypy_cache/
+.ruff_cache/
+.venv/
+venv/
+env/
+node_modules/
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+.env
+.env.*
+token.txt
diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..e517eea
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,23 @@
+FROM python:3.12-slim
+
+ENV PYTHONDONTWRITEBYTECODE=1 \
+    PYTHONUNBUFFERED=1 \
+    PIP_NO_CACHE_DIR=1
+
+WORKDIR /app
+
+RUN apt-get update \
+    && apt-get install -y --no-install-recommends ca-certificates \
+    && rm -rf /var/lib/apt/lists/*
+
+COPY requirements.txt ./
+RUN python -m pip install --upgrade pip \
+    && python -m pip install -r requirements.txt
+
+COPY . .
+
+RUN useradd --create-home --shell /usr/sbin/nologin appuser \
+    && chown -R appuser:appuser /app
+USER appuser
+
+CMD ["python", "main.py"]