Change target environment variable references

Author: patrickmoore-nc

.github/workflows/test.yaml

@@ -3,14 +3,17 @@ name: test
 on:
   workflow_dispatch:
 
+env:
+  TARGET_ENV: poc
+
 jobs:
   deploy:
     name: Deploy
     runs-on: ubuntu-latest
     permissions:
       id-token: write
-    environment: poc
-    concurrency: deploy-poc-${{ github.ref }}
+    environment: ${{ env.TARGET_ENV }}
+    concurrency: deploy-${{ env.TARGET_ENV }}-${{ github.ref }}
 
     steps:
       - name: Checkout code
@@ -29,6 +32,5 @@ jobs:
           terraform_version: 1.11.4
 
       - name: Terraform init
-        env: 
-          TARGET_ENV: ${{ job.environment }}
-        run: make ${TARGET_ENV} terraform-init
+        run: |
+          make ${TARGET_ENV} terraform-init