Adds Rust nightly toolchain to CI workflow

Author: fxdmhtt

.github/workflows/rust.yml

@@ -16,6 +16,12 @@ jobs:
 
     steps:
     - uses: actions/checkout@v4
+    - name: Install Rust nightly
+      uses: actions-rs/toolchain@v1
+      with:
+        toolchain: nightly
+        override: true
+        profile: minimal
     - name: Build
       run: cargo build --verbose
     - name: Run tests