Improve ci caching (#353)

Author: matthewmturner

.claude/settings.local.json

@@ -20,6 +20,7 @@
       "Bash(RUST_LOG=debug cargo run:*)",
       "Bash(cat:*)",
       "Bash(cargo clippy:*)",
+      "Bash(test:*)"
       "WebFetch(domain:github.com)",
       "Bash(ls:*)",
       "Bash(grep:*)"

.github/actions/setup-rust/action.yml

@@ -34,6 +34,11 @@ runs:
         rustup default stable
         rustup component add clippy
         rustup component add rustfmt
+    - name: Cache Cargo tools
+      uses: actions/cache@v4
+      with:
+        path: ~/.cargo/bin
+        key: cargo-tools-${{ runner.os }}-taplo-just-machete-v1
     - name: Install Cargo tools
       shell: bash
       run: |

.github/workflows/checks.yml

@@ -62,18 +62,23 @@ jobs:
       - uses: actions/checkout@v2
         with:
           submodules: true
-      - name: Cache Cargo
+      - name: Cache Cargo registry and git
         uses: actions/cache@v4
         with:
-          path: /home/runner/.cargo
-          key: cargo-S3-cache-
+          path: /github/home/.cargo
+          key: cargo-clippy-${{ runner.os }}-${{ hashFiles('**/Cargo.lock') }}
+          restore-keys: |
+            cargo-clippy-${{ runner.os }}-
       - name: Setup Rust Toolchain
         uses: ./.github/actions/setup-rust
       - name: Cache Rust dependencies
         uses: actions/cache@v4
         with:
-          path: /home/runner/target
-          key: target-S3-cache-
+          path: /github/home/target
+          key: target-clippy-${{ runner.os }}-${{ hashFiles('**/Cargo.lock') }}-${{ hashFiles('**/Cargo.toml') }}
+          restore-keys: |
+            target-clippy-${{ runner.os }}-${{ hashFiles('**/Cargo.lock') }}-
+            target-clippy-${{ runner.os }}-
       - name: Run clippy
         run: |
           cargo clippy --all-features --workspace -- -D warnings