🧠 AI Backend — Async FastAPI + Background Worker + Docker + Postgres

Production-grade backend powering AI text-processing jobs.
Built with FastAPI, async SQLAlchemy, Docker multi-container, and OpenRouter Chat Completions.

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🚀 Features

• Async FastAPI API (analyze + job queue)
• Background worker for long-running AI tasks
• PostgreSQL persistence (status + result)
• Docker-based infra (backend + worker + db)
• Structured logging
• OpenRouter AI model support (gpt-4o-mini etc.)

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🧱 Architecture

📦 ai-backend ├── app/ │ ├── main.py ← FastAPI entrypoint │ ├── routes/ ← API routes │ ├── services/ ← AI + DB logic │ ├── core/ ← env / logging │ ├── worker/ ← background job runner │ └── schemas/ ← Pydantic models ├── infra/ │ ├── docker-compose.yml │ └── Dockerfile ├── .env.example ← copy to .env and fill └── requirements.txt

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🧪 Local Run — Without Docker

cd ai-backend
uvicorn app.main:app --reload

**## Run With Docker (recommended)**

cd ai-backend/infra
docker compose up --build