simplify artifacts' directory structure

.gitlab-ci.yml

@@ -14,15 +14,11 @@ build-frontend:
       cd assets
       elm make src/Main.elm --output=main.js
       sass style.scss:style.css
-  after_script:
-    - |
-      mkdir -p dist/assets
-      cp assets/main.js dist/assets
-      cp assets/style.css dist/assets
-      cp assets/index.html dist/assets
   artifacts:
     paths:
-      - dist/
+      - assets/main.js
+      - assets/style.css
+      - assets/index.html
 
 build-binaries:
   stage: build-binaries
@@ -37,8 +33,8 @@ build-binaries:
       opam exec -- dune build --profile=static
   after_script:
     - |
-      sudo cp _build/default/bin/*.exe dist
+      cp _build/default/bin/*.exe .
   artifacts:
     paths:
-      - dist/
+      - "*.exe"