Add release to .gitlab-ci.yml

.gitlab-ci.yml

@@ -4,9 +4,11 @@ image: jmchr/opengl-test-env:latest
 stages:
   - build
   - test
+  - release
 
 variables:
   VCPKG_ROOT: "/vcpkg"
+  CMAKE_BUILD_TYPE: "Release"
 
 build:
   stage: build
@@ -33,3 +35,18 @@ run_tests:
     - export TEST_MODE=1
     - cd build
     - ./TerraVisor
+
+release_job:
+  stage: release
+  dependencies:
+    - build
+  script:
+    - cd build
+    - mkdir -p release
+    - cp terravisor release/
+  artifacts:
+    paths:
+      - build/release/
+
+only:
+  - main