-deploy only on master commit

.gitlab-ci.yml

@@ -90,12 +90,14 @@ emscripten:
 pages:
     stage: deploy
     image: frolvlad/alpine-glibc
+    dependencies:
+        - build_emscripten
     script:
         - mkdir public
         - cp -r wasm/* public/
         - cp -r build/public/* public/
     rules:
-        - if: '$CI_MERGE_REQUEST_TARGET_BRANCH_NAME == "master"'
+        - if: '$CI_COMMIT_BRANCH == "master"'
           when: always
     artifacts:
         expire_in: 1h