More consistent rust-toolchain setup.

Author: rkistner

.github/workflows/macos.yml

@@ -11,10 +11,11 @@ jobs:
         with:
           submodules: true
 
-      - name: Setup
-        run: |
-          rustup toolchain install nightly-2024-05-18-aarch64-apple-darwin
-          rustup component add rust-src --toolchain nightly-2024-05-18-aarch64-apple-darwin
+      - name: Install Rust Nightly
+        uses: dtolnay/rust-toolchain@stable
+        with:
+          toolchain: nightly-2024-05-18
+          components: rust-src
 
       - name: Build binary
         run: ./tool/build_macos.sh aarch64
@@ -35,10 +36,11 @@ jobs:
         with:
           submodules: true
 
-      - name: Setup
-        run: |
-          rustup toolchain install nightly-2024-05-18-x86_64-apple-darwin
-          rustup component add rust-src --toolchain nightly-2024-05-18-x86_64-apple-darwin
+      - name: Install Rust Nightly
+        uses: dtolnay/rust-toolchain@stable
+        with:
+          toolchain: nightly-2024-05-18
+          components: rust-src
 
       - name: Build binary
         run: ./tool/build_macos.sh x64

.github/workflows/tests.yml

@@ -20,7 +20,13 @@ jobs:
       - name: Ubuntu setup
         if: matrix.os == 'ubuntu-24.04'
         run: |
-          sudo apt install libreadline-dev gcc-aarch64-linux-gnu
+          sudo apt install libreadline-dev
+
+      - name: Install Rust Nightly
+        uses: dtolnay/rust-toolchain@stable
+        with:
+          toolchain: nightly-2024-05-18
+          components: rust-src
 
       - name: Build
         run: |

.github/workflows/windows.yml

@@ -10,10 +10,11 @@ jobs:
         with:
           submodules: true
 
-      - name: Setup
-        run: |
-          rustup toolchain install nightly-2024-05-18-x86_64-pc-windows-msvc
-          rustup component add rust-src --toolchain nightly-2024-05-18-x86_64-pc-windows-msvc
+      - name: Install Rust Nightly
+        uses: dtolnay/rust-toolchain@stable
+        with:
+          toolchain: nightly-2024-05-18
+          components: rust-src
 
       - name: Build binary
         run: ./tool/build_windows.sh x64