Files
acdl/modules-ir/l1/l1-ecr/README.md
T
Jon Chery 3508671377 refactor(modules): remove thin-composition layer; rewrite all module READMEs
The L2 thin-composition layer (composition.json + contract_resolver.py +
contract schema + sample contracts) has been removed completely. The
implementation was unsatisfactory and is deferred for a later redesign.

- Delete: composition.json x2, contract_resolver.py, contracts/ x2,
  contract.schema.json
- Patch: run_platform.sh now loads a pre-existing IR instance instead of
  resolving a contract (the downstream adapter/checkov/confidence/outbox
  pipeline is unchanged)
- Prune: L2 entries removed from registry.json (L1 entries unchanged)
- Rewrite: all 7 L1 module READMEs in plain language (no jargon), each
  with Resources/Inputs/Outputs/Usage/Compliance-extension-points/Versioning
  sections derived from interface.json
- Add: 2 L2 placeholder READMEs noting the composition is under redesign
- Add: modules-ir/README.md catalog index + README-TEMPLATE.md

---ci---
project: acdl
phase: 17
milestone: v1.3
status: execute
---/ci---
2026-07-22 13:54:40 +00:00

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2.0 KiB
Markdown

# l1-ecr — ECR repository
> **Module kind:** L1 primitive | **Version:** 1.0.0
A single ECR repository that hosts the container image for the ECS
task. The simplest container-registry module — one resource, two
inputs, two outputs.
## Resources
| Resource | Type | Purpose |
|----------|------|---------|
| repository | `aws_ecr_repository` | The ECR repository |
## Inputs
| Name | Type | Required | Default | Description |
|------|------|----------|---------|-------------|
| `name` | string | yes | — | The ECR repository name |
| `region` | string | yes | — | AWS region the repository is created in |
## Outputs
| Name | Type | Description |
|------|------|-------------|
| `repository_url` | string | The ECR repository URL |
| `repository_arn` | arn | The ECR repository ARN |
## Usage
```json
{
"id": "ecr",
"type": "aws:ecr:repository",
"module": "l1-ecr@1.0.0",
"inputs": {
"name": "acdl-microservice",
"region": "us-east-1"
}
}
```
The `repository_url` output is used to build the `image` input for
`l1-ecs-service` (e.g. `<repository_url>:latest`).
## Compliance extension points
- **Image scanning** — add `image_scanning_configuration { scan_on_push = true }` for vulnerability scanning (SOC2 CC7.6, DORA ICT risk testing, HIPAA security monitoring).
- **Encryption** — add `encryption_configuration { encryption_type = "KMS", kms_key = ... }` with a customer-managed key (SOC2 CC6.1, HIPAA §164.312(a)(2)(iv), GDPR Art.32).
- **Image tag immutability** — add `image_tag_mutability = "IMMUTABLE"` to prevent tag overwriting (SOX §802, SOC2 CC6.1 integrity, DORA audit integrity).
- **Lifecycle policy** — add `aws_ecr_lifecycle_policy` to enforce image retention / cleanup (GDPR Art.5(2) data minimization, SOC2 CC5.2).
- **Access policy** — add a repository policy restricting pull/push to known roles (SOC2 CC6.1, HIPAA §164.308(a)(4)).
## Versioning
`1.0.0` — interface MAJOR, behavior MINOR, lifecycle PATCH. MAJOR bumps
require a new registry entry (immutable publication); old entries enter
a 12-month deprecation window.