Tries to fix GitHub CI

.github/workflows/build.yml

@@ -4,7 +4,6 @@ on: [push, pull_request]
 
 jobs:
   fmt:
-    name: fmt
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
@@ -13,7 +12,6 @@ jobs:
       - run: cargo fmt -- --check
 
   clippy:
-    name: clippy
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
@@ -48,6 +46,7 @@ jobs:
       - uses: actions/checkout@v2
       - run: rustup update
       - run: cargo install wasm-pack
-      - run: cd js
       - run: npm install
+        working-directory: ./js
       - run: npm test
+        working-directory: ./js