Initial commit: VPN Control Panel

- FastAPI REST API with JWT auth
- aiogram 3 Telegram bot with admin middleware
- APScheduler daily tasks (expiry, reminders, revoke, sync)
- SQLAlchemy 2 async ORM with Alembic migrations
- Jinja2 admin panel (Dashboard, Users, Payments, Servers, Tariffs)
- VPN provider abstraction with MockProvider
- Stats service with revenue/subscription analytics
- Docker Compose (PostgreSQL + Redis + app)
- Healthcheck endpoint

docker/Dockerfile.dev

@@ -0,0 +1,14 @@
+FROM python:3.13-slim
+
+WORKDIR /app
+
+RUN pip install --no-cache-dir -r requirements.dev.txt
+
+ENV PYTHONDONTWRITEBYTECODE=1 \
+    PYTHONUNBUFFERED=1
+
+COPY . .
+
+EXPOSE 8000
+
+CMD ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "8000", "--reload"]