ci: add nightly rustfmt to workflow

.github/workflows/ci.yml

@@ -15,6 +15,8 @@ jobs:
     steps:
     - uses: actions/checkout@v4
     - run: rustup toolchain install stable --profile minimal
+    - run: rustup toolchain install nightly --profile minimal
+    - run: rustup component add --toolchain nightly rustfmt
     - uses: Swatinem/rust-cache@v2
     - run: make lint
 

Makefile

@@ -100,11 +100,11 @@ test_wasm:
 lint:
 	cargo update --workspace --locked --quiet
 	cargo check --workspace --all-targets
-	cargo fmt --all --check
+	cargo +nightly fmt --all --check
 	cargo clippy --workspace --all-targets -- -D warnings
 
 format:
-	cargo fmt --all
+	cargo +nightly fmt --all
 
 changelog:
 	@git-cliff --config script/cliff.toml --output CHANGELOG.md --latest --github-token $(shell gh auth token)