Initial commit: InviteMe production redesign

Dockerfile

@@ -0,0 +1,31 @@
+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 \
+    fonts-dejavu-core \
+    fonts-liberation \
+    && rm -rf /var/lib/apt/lists/*
+
+COPY requirements.txt .
+RUN python -m pip install --upgrade pip==26.2.1 \
+    && pip install --requirement requirements.txt
+
+COPY . .
+RUN addgroup --system inviteme \
+    && adduser --system --ingroup inviteme --home /app inviteme \
+    && mkdir -p /app/instance/uploads \
+    && chown -R inviteme:inviteme /app
+
+USER inviteme
+
+EXPOSE 8888
+
+HEALTHCHECK --interval=30s --timeout=5s --start-period=20s --retries=3 \
+    CMD ["python", "-c", "import urllib.request; urllib.request.urlopen('http://127.0.0.1:8888/healthz', timeout=3)"]
+
+CMD ["python", "run_waitress.py"]