# nexus/platform-infra

Terraform and Helm configurations for the Nexus platform infrastructure.

## Documentation

See the [wiki](../../wiki) for architecture diagrams, runbooks, and ADRs.

## Structure

```
terraform/
  modules/   — reusable Terraform modules
  envs/      — per-environment root modules
helm/
  nexus-app/          — application Helm chart
  nexus-monitoring/   — Prometheus/Grafana stack
scripts/
  plan.sh    — terraform plan wrapper
  apply.sh   — terraform apply wrapper
```

## Prerequisites

- Terraform >= 1.5
- Helm >= 3.12
- AWS CLI v2, configured for eu-central-1
- kubectl, kubeconfig for target cluster

## Conventions

- All resources tagged: `Project=nexus`, `ManagedBy=terraform`, `Environment=<env>`
- State stored in S3 (`nexus-tfstate`) with DynamoDB locking