actions: replace Rust actions with direct use of rustup and cargo

.github/workflows/rust.yml

@@ -18,18 +18,13 @@ jobs:
       - name: Checkout repository
         uses: actions/checkout@v4
 
-      - name: Install stable components
-        uses: actions-rs/toolchain@v1
-        with:
-          toolchain: stable
-          override: true
-          components: clippy
+      - name: Install toolchain
+        run: |
+          rustup toolchain install stable
+          rustup default stable
 
       - name: Run clippy
-        uses: actions-rs/clippy-check@v1
-        with:
-          token: ${{ secrets.GITHUB_TOKEN }}
-          args: --verbose --release -- -D warnings
+        run: cargo clippy -- --deny warnings
 
   build_and_test:
     name: Rust project
@@ -44,13 +39,12 @@ jobs:
     runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/checkout@v4
-      - uses: actions-rs/toolchain@v1
-        with:
-          toolchain: ${{ matrix.rust }}
-      - uses: actions-rs/cargo@v1
-        with:
-          command: build
-          args: --release --all-features
+      - name: Install toolchain
+        run: |
+          rustup toolchain install ${{ matrix.rust }}
+          rustup default ${{ matrix.rust }}
+      - name: Build
+        run: cargo build --release
       - uses: actions/upload-artifact@v4
         with:
           name: plotsweep ${{ matrix.os }} rust-${{ matrix.rust }}