github actions: update

.github/workflows/ci.yml

@@ -8,55 +8,30 @@ name: ci
 
 jobs:
   test:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     strategy:
       matrix:
         rust:
           - stable
           - beta
           - nightly
           - 1.47.0
-
     steps:
-      - uses: actions/checkout@v2
-
-      - uses: actions-rs/toolchain@v1
+      - uses: actions/checkout@v4
+      - uses: dtolnay/rust-toolchain@master
         with:
-          profile: minimal
           toolchain: ${{ matrix.rust }}
-          override: true
-
-      - name: Cache Rust dependencies
-        uses: Swatinem/rust-cache@v1
-
-      - name: Run all tests
-        uses: actions-rs/cargo@v1
-        with:
-          command: test
-          args: --all
+      - uses: Swatinem/rust-cache@v4
+      - run: cargo test --all
 
   check:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v2
-
-      - uses: actions-rs/toolchain@v1
+      - uses: actions/checkout@v4
+      - uses: dtolnay/rust-toolchain@beta
         with:
-          profile: minimal
-          toolchain: beta
-          override: true
           components: rustfmt, clippy
-
-      - name: Cache Rust dependencies
-        uses: Swatinem/rust-cache@v1
-
-      - uses: actions-rs/cargo@v1
-        with:
-          command: fmt
-          args: --all -- --check
-
-#     - uses: actions-rs/cargo@v1
-#       with:
-#         command: clippy
-#         args: -- -D warnings
+      - uses: Swatinem/rust-cache@v4
+      - run: cargo fmt --all -- --check
+      #- run: cargo clippy --all --all-targets -- -D warnings