Initial commit: backend scaffold, auth, frontend login

- FastAPI + SQLAlchemy async + Alembic + Postgres backend
- Auth: JWT access + rotating refresh tokens, argon2, roles, audit log
- React 19 + Vite frontend: login page, protected route, auth context
- Docker Compose: postgres, redis, migrate, api, worker (placeholder), frontend/nginx

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>

backend/pyproject.toml

@@ -0,0 +1,56 @@
+[project]
+name = "lux-fiscal-backend"
+version = "0.1.0"
+description = "Фискализация заказов через Checkbox: CRM + Нова Пошта + Checkbox"
+requires-python = ">=3.12"
+
+dependencies = [
+    "fastapi>=0.115",
+    "uvicorn[standard]>=0.32",
+    "pydantic>=2.9",
+    "pydantic-settings>=2.6",
+    "email-validator>=2.2",
+    "sqlalchemy[asyncio]>=2.0.36",
+    "asyncpg>=0.30",
+    "alembic>=1.14",
+    "httpx>=0.27",
+    "redis>=5.2",
+    "arq>=0.26",
+    "argon2-cffi>=23.1",
+    "pyjwt>=2.10",
+    "cryptography>=43.0",
+    "python-multipart>=0.0.12",
+    "structlog>=24.4",
+]
+
+[project.optional-dependencies]
+dev = [
+    "pytest>=8.3",
+    "pytest-asyncio>=0.24",
+    "respx>=0.21",
+    "ruff>=0.7",
+    "mypy>=1.13",
+]
+
+[build-system]
+requires = ["setuptools>=75"]
+build-backend = "setuptools.build_meta"
+
+[tool.setuptools.packages.find]
+include = ["app*"]
+
+[tool.ruff]
+line-length = 100
+target-version = "py312"
+
+[tool.ruff.lint]
+select = ["E", "F", "I", "UP", "B", "SIM", "ASYNC"]
+
+[tool.pytest.ini_options]
+asyncio_mode = "auto"
+testpaths = ["tests"]
+
+[tool.mypy]
+python_version = "3.12"
+plugins = ["pydantic.mypy"]
+warn_unused_ignores = true