chore: move cf code (#460)

Author: agneum

.gitignore

@@ -11,7 +11,5 @@ engine/bin/
 /engine/configs/server.yml
 /engine/configs/run_ci.yaml
 /engine/configs/ci_checker.yml
-/packer/example.com.key
-cloudformation/output/*.yaml
 
 engine/meta

.gitlab-ci.yml

@@ -12,7 +12,6 @@ workflow:
 include:
   - local: 'engine/.gitlab-ci.yml'
   - local: 'ui/.gitlab-ci.yml'
-  - local: 'cloudformation/.gitlab-ci.yml'
 
 empty-job:
   stage: test
@@ -25,5 +24,4 @@ empty-job:
       changes:
         - engine/**/*
         - ui/**/*
-        - cloudformation/**/*
       when: never