fly.toml

# Fly.io configuration for DreamPath Backend (FastAPI)
app = "dreampath-backend"
primary_region = "iad" # US East (same as Weaviate for low latency)

[build]
  dockerfile = "Dockerfile"

[env]
  # Weaviate connection via private network (.internal addresses)
  WEAVIATE_HTTP_HOST = "dreampath-weaviate.internal"
  WEAVIATE_HTTP_PORT = "8080"
  WEAVIATE_HTTP_SECURE = "false"
  WEAVIATE_GRPC_HOST = "dreampath-weaviate.internal"
  WEAVIATE_GRPC_PORT = "50051"
  WEAVIATE_GRPC_SECURE = "false"

  # Database settings
  DATABASE_TYPE = "postgres"

  # Python environment
  PYTHONUNBUFFERED = "1"

# Secrets (set separately via flyctl secrets set):
# - OPENAI_API_KEY
# - ANTHROPIC_API_KEY
# - POSTGRES_USER
# - POSTGRES_PASSWORD
# - POSTGRES_HOST
# - POSTGRES_PORT
# - POSTGRES_DB
# - SUPABASE_URL (if different from POSTGRES_HOST)
# - SUPABASE_SERVICE_KEY (if needed)
# - LANGCHAIN_API_KEY (optional, for tracing)
# - LANGFUSE_PUBLIC_KEY (optional, for observability)
# - LANGFUSE_SECRET_KEY (optional, for observability)

[http_service]
  internal_port = 8080
  force_https = true
  auto_stop_machines = true
  auto_start_machines = true
  min_machines_running = 1   # Keep 1 machine warm to avoid cold starts (~$2-5/month)

  [http_service.concurrency]
    type = "requests"
    soft_limit = 200
    hard_limit = 250

# Health check configuration
[[http_service.checks]]
  grace_period = "10s"
  interval = "30s"
  method = "GET"
  timeout = "5s"
  path = "/health"

# Machine configuration
[[vm]]
  memory = "1gb"  # Need at least 1GB (512MB failed on Render)
  cpu_kind = "shared"
  cpus = 1