docs(P14): plan-as-execute + verify (v1.2.4)

---ci---
project: acdl
phase: 14
milestone: v1.2
status: verify
verdict: VERIFIED
requirements:
  covered: [REQ-32]
---/ci---

Phase 14 plan-as-execute + verify. scripts/verify_phase14.sh green.
l2-microservice composition (6 L1s, 2 wire kinds); contract schema
extended (inputs allow objects + healthcheck); resolver extended
(array-form wires, child->child refs, multi-resource L1 expansion);
adapter extended (ref: interpolation translation). v1.2 IR: 11 resources.
v1.1 S3 regression byte-identical. Ready to ship v1.2.4.

contracts/microservice.yaml

@@ -0,0 +1,13 @@
+stack: l2-microservice
+environment: dev
+inputs:
+  name: acdl-microservice
+  cidr: "10.0.0.0/16"
+  azs: "us-east-1a,us-east-1b"
+  image: "581513795199.dkr.ecr.us-east-1.amazonaws.com/acdl-microservice:latest"
+  port: 8080
+  cpu: 256
+  memory: 512
+  role_name: acdl-microservice-exec
+  assume_role_policy: '{"Version":"2012-10-17","Statement":[{"Effect":"Allow","Principal":{"Service":"ecs-tasks.amazonaws.com"},"Action":"sts:AssumeRole"}]}'
+  managed_policies: "arn:aws:iam::aws:policy/service-role/AmazonECSTaskExecutionRolePolicy"