Cache Terraform in CI.

.gitlab-ci.yml

@@ -36,6 +36,10 @@ Terraform plan:
   stage: test
   dependencies:
     - Generate payload
+  cache:
+    paths: &tf_cache
+      - .terraform
+      - .terraform.lock.hcl
 
 Terraform apply:
   extends: .tf_apply
@@ -44,3 +48,5 @@ Terraform apply:
     - Generate payload
     - Terraform plan
   needs: *tf_apply_dependecies
+  cache:
+    paths: *tf_cache