chore: initial commit with counter bot, docker compose enhancements, html formatting, startup + join announcements

Dockerfile

@@ -0,0 +1,33 @@
+# Multi-stage für kleinere finale Imagegröße
+FROM python:3.12-slim AS base
+
+ENV PYTHONDONTWRITEBYTECODE=1 \
+    PYTHONUNBUFFERED=1 \
+    PIP_NO_CACHE_DIR=1
+
+# System deps (tzdata optional falls benötigt)
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    ca-certificates \
+    && rm -rf /var/lib/apt/lists/*
+
+# Non-root user
+RUN useradd -u 10001 -m appuser
+
+WORKDIR /app
+
+COPY requirements.txt ./
+RUN pip install --no-cache-dir -r requirements.txt
+
+COPY bot.py ./
+COPY config.example.yaml ./config.yaml
+
+# Datenverzeichnis
+RUN mkdir -p /data && chown -R appuser:appuser /data && chown appuser:appuser /app
+VOLUME ["/data"]
+
+USER appuser
+
+ENV DATA_DIR=/data \
+    CONFIG_FILE=/app/config.yaml
+
+CMD ["python", "bot.py"]