adds terraform to pipeline

bitbucket-pipelines.yml

@@ -25,6 +25,7 @@ pipelines:
               - hadolint docker/coturn-dns/Dockerfile
   branches:
     main:
+      - parallel:
         - step:
             name: Build images
             script:
@@ -38,6 +39,13 @@ pipelines:
               - docker
             artifacts:
               - "*.tar"
+          - step:
+              name: Deploy terraform
+              image: hashicorp/terraform:full
+              script:
+                - cd terraform/
+                - terraform init
+                - terraform plan
       - step:
           name: Push images
           image: google/cloud-sdk:alpine