Update CI to include caching

.github/workflows/ci.yml

@@ -21,6 +21,8 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
+      - uses: Swatinem/rust-cache@v2
+
       - name: Check
         run: cargo check --all-features
 
@@ -32,6 +34,8 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
+
+      - uses: Swatinem/rust-cache@v2
 
       - name: Run all tests
         run: cargo test --all-features
@@ -46,13 +50,13 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - uses: actions-rs/toolchain@16499b5e05bf2e26879000db0c1d13f7e13fa3af # v1.0.7
+      - uses: dtolnay/rust-toolchain@master
         with:
-          profile: minimal
           toolchain: ${{ matrix.rust-version }}
-          override: true
           components: clippy
 
+      - uses: Swatinem/rust-cache@v2
+
       - name: Run cargo clippy
         run: cargo clippy --all-features
 
@@ -61,14 +65,13 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-
-      - uses: actions-rs/toolchain@16499b5e05bf2e26879000db0c1d13f7e13fa3af # v1.0.7
+      
+      - uses: dtolnay/rust-toolchain@stable
         with:
-          profile: minimal
-          toolchain: stable
-          override: true
           components: rustfmt
 
+      - uses: Swatinem/rust-cache@v2
+
       - name: Check formatting
         run: cargo fmt -- --check