added docker

Project/.gitignore

@@ -2,7 +2,7 @@ myenv
 .env
 key_stats.json
 tests.py
-Dockerfile
+# Dockerfile
 run.py
 tests.py
 __pycache__/

Project/Dockerfile

@@ -0,0 +1,29 @@
+# -------- Base image --------
+FROM python:3.11-slim
+
+# -------- System deps --------
+RUN apt-get update && apt-get install -y \
+    build-essential \
+    && rm -rf /var/lib/apt/lists/*
+
+# -------- Working dir --------
+WORKDIR /app
+
+# -------- Copy dependencies --------
+COPY requirements.txt .
+
+RUN pip install --no-cache-dir -r requirements.txt
+
+# -------- Copy project code --------
+COPY . .
+
+# -------- Streamlit settings --------
+ENV STREAMLIT_SERVER_PORT=8501
+ENV STREAMLIT_SERVER_ADDRESS=0.0.0.0
+ENV PYTHONUNBUFFERED=1
+
+# -------- Expose port --------
+EXPOSE 8501
+
+# -------- Run app --------
+CMD ["streamlit", "run", "main.py"]