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# Dockerfile
FROM python:3.11-slim

WORKDIR /app

# Install dependencies
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# Copy application
COPY . .

# Chita Cloud provides: DATABASE_URL, REDIS_URL, PORT
ENV PYTHONUNBUFFERED=1

# Expose port
EXPOSE 8000

# Health check
HEALTHCHECK CMD curl --fail http://localhost:8000/health || exit 1

# Run with uvicorn
CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "8000"]

# Build stage
FROM golang:1.21-alpine AS builder

WORKDIR /app
COPY go.* ./
RUN go mod download

COPY . .
RUN CGO_ENABLED=0 GOOS=linux go build -o main .

# Production stage
FROM alpine:latest

RUN apk --no-cache add ca-certificates
WORKDIR /root/

# Copy binary from builder
COPY --from=builder /app/main .

# Chita Cloud auto-injects: DATABASE_URL, REDIS_URL, PORT
EXPOSE 8080

HEALTHCHECK --interval=30s CMD wget --no-verbose --tries=1 --spider http://localhost:8080/health || exit 1

CMD ["./main"]

# docker-compose.yml
version: '3.8'

services:
  web:
    build: .
    ports:
      - "${PORT:-3000}:3000"
    environment:
      - DATABASE_URL=${DATABASE_URL}
      - REDIS_URL=${REDIS_URL}
      - NODE_ENV=production
    healthcheck:
      test: ["CMD", "curl", "-f", "http://localhost:3000/health"]
      interval: 30s
      timeout: 3s
      retries: 3
    restart: unless-stopped
    
  # Chita Cloud auto-provisions PostgreSQL and Redis
  # No need to define database containers