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7project/src/tofu/README.md

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+# Terraform/OpenTofu IaC
+
+This directory contains infrastructure configuration files and modules for underlying services.
+
+## Directory Structure
+
+- `modules/` - separated modules for different services
+    - `cert-manager/` - module for deploying Cert-Manager
+    - `cloudflare/` - module for Cloudflare tunnels operator - allows to expose services via Cloudflare tunnels
+    - `maxscale/` - module for MariaDB Operator set up for MaxScale and 3 nodes, backups and phpMyAdmin. PHPMyAdmin is
+      available at mysql.YOU_DOMAIN, MaxScale UI at maxscale.YOU_DOMAIN
+    - `metallb/` - module for MetalLB load balancer
+    - `metrics-server/` - module for Kubernetes Metrics Server
+    - `prometheus/` - module for Prometheus and Grafana - monitoring stack with grafana available at grafana.YOU_DOMAIN
+    - `rabbitmq/` - module for RabbitMQ message queue cluster
+    - `redis/` - module for Redis cluster, not used currently
+    - `storage/` - module for Longhorn file storage
+- `main.tf` - main deployment configuration
+- `variables.tf` - deployment variables
+- `terraform.tfvars.example` - example variables file