Official docs outline
14 sections- Build and deploy
Deploying from Git, Dockerfile or prebuilt images.
- Prebuilt Docker images
Deploying container images from registries.
- Environment variables and secrets
Configuring runtime configuration and secrets.
- Exposing your service
Ports, routes and public access.
- Instance types
CPU, RAM and GPU instance types.
- Regions and edge network
Global regions and the edge network.
- Autoscaling
Scaling instances up and down by metrics.
- Scale to zero
Idle services scaled down to zero and wake-up behavior.
- Health checks
HTTP and TCP health checks.
- Custom domains
Adding custom domains with automatic TLS.
- Volumes
Persistent storage for services.
- Databases
Managed Postgres and external database integrations.
- Metrics and logs
Observing services with metrics and log exporters.
- High availability
Running resilient multi-region services.
Each section links to the official page. Titles and summaries by Extra Credit; the docs belong to their authors.