Merge branch 'pg/fmt' into pg/ml-runner

.github/workflows/test.yml

@@ -30,6 +30,9 @@ jobs:
       - name: Install nightly toolchain
         run: rustup toolchain install nightly
 
+      - name: Install rustfmt for nightly
+        run: rustup component add --toolchain nightly rustfmt
+
       - name: Cargo fmt
         run: cargo +nightly fmt --all -- --check