standardize cache keys for rustup and cargo deps across workflows

Author: joshuadavidthomas

.github/workflows/build.yml

@@ -81,9 +81,9 @@ jobs:
         with:
           path: |
             ~/.rustup
-          key: ${{ runner.os }}-${{ matrix.platform.target }}-rustup-${{ hashFiles('rust-toolchain.toml') }}
+          key: ${{ runner.os }}-${{ runner.arch }}-rustup-${{ hashFiles('rust-toolchain.toml') }}
           restore-keys: |
-            ${{ runner.os }}-${{ matrix.platform.target }}-rustup-
+            ${{ runner.os }}-${{ runner.arch }}-rustup-
 
       - name: Cache Homebrew packages (macOS)
         if: ${{ runner.os == 'macOS' }}
@@ -283,20 +283,20 @@ jobs:
         with:
           path: |
             ~/.rustup
-          key: ${{ runner.os }}-${{ matrix.platform.target }}-rustup-${{ hashFiles('rust-toolchain.toml') }}
+          key: ${{ runner.os }}-${{ runner.arch }}-rustup-${{ hashFiles('rust-toolchain.toml') }}
           restore-keys: |
-            ${{ runner.os }}-${{ matrix.platform.target }}-rustup-
+            ${{ runner.os }}-${{ runner.arch }}-rustup-
 
       - name: Cache Cargo registry
         uses: actions/cache@v4
         with:
           path: |
             ~/.cargo/git
             ~/.cargo/registry
-          key: ${{ runner.os }}-cargo-wheels-${{ matrix.platform.target }}-${{ hashFiles('**/Cargo.lock') }}
+          key: ${{ runner.os }}-${{ runner.arch }}-cargo-registry-${{ hashFiles('**/Cargo.lock') }}
           restore-keys: |
-            ${{ runner.os }}-cargo-wheels-${{ matrix.platform.target }}-
-            ${{ runner.os }}-cargo-wheels-
+            ${{ runner.os }}-${{ runner.arch }}-cargo-registry-
+            ${{ runner.os }}-cargo-registry-
 
       - name: Build wheels
         uses: PyO3/maturin-action@86b9d133d34bc1b40018696f782949dac11bd380
@@ -334,20 +334,20 @@ jobs:
         with:
           path: |
             ~/.rustup
-          key: ${{ runner.os }}-${{ matrix.platform.target }}-rustup-${{ hashFiles('rust-toolchain.toml') }}
+          key: ${{ runner.os }}-${{ runner.arch }}-rustup-${{ hashFiles('rust-toolchain.toml') }}
           restore-keys: |
-            ${{ runner.os }}-${{ matrix.platform.target }}-rustup-
+            ${{ runner.os }}-${{ runner.arch }}-rustup-
 
       - name: Cache Cargo registry
         uses: actions/cache@v4
         with:
           path: |
             ~/.cargo/git
             ~/.cargo/registry
-          key: ${{ runner.os }}-cargo-wheels-${{ matrix.platform.target }}-${{ hashFiles('**/Cargo.lock') }}
+          key: ${{ runner.os }}-${{ runner.arch }}-cargo-registry-${{ hashFiles('**/Cargo.lock') }}
           restore-keys: |
-            ${{ runner.os }}-cargo-wheels-${{ matrix.platform.target }}-
-            ${{ runner.os }}-cargo-wheels-
+            ${{ runner.os }}-${{ runner.arch }}-cargo-registry-
+            ${{ runner.os }}-cargo-registry-
 
       - name: Build wheels
         uses: PyO3/maturin-action@86b9d133d34bc1b40018696f782949dac11bd380

.github/workflows/lint.yml

@@ -77,6 +77,26 @@ jobs:
         with:
           persist-credentials: false
 
+      - name: Cache rustup toolchain
+        uses: actions/cache@v4
+        with:
+          path: |
+            ~/.rustup
+          key: ${{ runner.os }}-${{ runner.arch }}-rustup-nightly-${{ hashFiles('.github/workflows/lint.yml') }}
+          restore-keys: |
+            ${{ runner.os }}-${{ runner.arch }}-rustup-nightly-
+
+      - name: Cache Cargo dependencies
+        uses: actions/cache@v4
+        with:
+          path: |
+            ~/.cargo/git
+            ~/.cargo/registry
+          key: ${{ runner.os }}-${{ runner.arch }}-cargo-registry-${{ hashFiles('**/Cargo.lock') }}
+          restore-keys: |
+            ${{ runner.os }}-${{ runner.arch }}-cargo-registry-
+            ${{ runner.os }}-cargo-registry-
+
       - uses: actions-rust-lang/setup-rust-toolchain@1780873c7b576612439a134613cc4cc74ce5538c
         with:
           toolchain: nightly
@@ -94,6 +114,26 @@ jobs:
         with:
           persist-credentials: false
 
+      - name: Cache rustup toolchain
+        uses: actions/cache@v4
+        with:
+          path: |
+            ~/.rustup
+          key: ${{ runner.os }}-${{ runner.arch }}-rustup-${{ hashFiles('rust-toolchain.toml') }}
+          restore-keys: |
+            ${{ runner.os }}-${{ runner.arch }}-rustup-
+
+      - name: Cache Cargo dependencies
+        uses: actions/cache@v4
+        with:
+          path: |
+            ~/.cargo/git
+            ~/.cargo/registry
+          key: ${{ runner.os }}-${{ runner.arch }}-cargo-registry-${{ hashFiles('**/Cargo.lock') }}
+          restore-keys: |
+            ${{ runner.os }}-${{ runner.arch }}-cargo-registry-
+            ${{ runner.os }}-cargo-registry-
+
       - uses: actions-rust-lang/setup-rust-toolchain@1780873c7b576612439a134613cc4cc74ce5538c
         with:
           components: clippy
@@ -110,6 +150,26 @@ jobs:
         with:
           persist-credentials: false
 
+      - name: Cache rustup toolchain
+        uses: actions/cache@v4
+        with:
+          path: |
+            ~/.rustup
+          key: ${{ runner.os }}-${{ runner.arch }}-rustup-${{ hashFiles('rust-toolchain.toml') }}
+          restore-keys: |
+            ${{ runner.os }}-${{ runner.arch }}-rustup-
+
+      - name: Cache Cargo registry
+        uses: actions/cache@v4
+        with:
+          path: |
+            ~/.cargo/git
+            ~/.cargo/registry
+          key: ${{ runner.os }}-${{ runner.arch }}-cargo-registry-${{ hashFiles('**/Cargo.lock') }}
+          restore-keys: |
+            ${{ runner.os }}-${{ runner.arch }}-cargo-registry-
+            ${{ runner.os }}-cargo-registry-
+
       - uses: actions-rust-lang/setup-rust-toolchain@1780873c7b576612439a134613cc4cc74ce5538c
 
       - name: Run cargo check