enhance(ci): add cache to evmone evm builds (#1828)

Author: spencer-tb

.github/actions/build-evm-client/evmone/action.yaml

@@ -16,31 +16,62 @@ inputs:
 runs:
   using: "composite"
   steps:
+    - name: Get latest evmone commit
+      id: evmone-sha
+      shell: bash
+      run: |
+        SHA=$(git ls-remote https://github.com/${{ inputs.repo }}.git refs/heads/${{ inputs.ref }} | cut -f1)
+        echo "sha=$SHA" >> $GITHUB_OUTPUT
+        echo "Latest evmone commit: $SHA"
+    - name: Prepare cache target dir
+      shell: bash
+      run: mkdir -p "$GITHUB_WORKSPACE/evmone/build"
+    - name: Restore build cache
+      id: cache-restore
+      uses: actions/cache/restore@0057852bfaa89a56745cba8c7296529d2fc39830
+      with:
+        path: |
+          ${{ github.workspace }}/evmone/build
+        key: evmone-build-targets=${{ inputs.targets }}-sha=${{ steps.evmone-sha.outputs.sha }}
+        restore-keys: |
+          evmone-build-targets=${{ inputs.targets }}-
     - name: Checkout evmone
+      if: steps.cache-restore.outputs.cache-hit != 'true'
       uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
       with:
         repository: ${{ inputs.repo }}
-        ref: ${{ inputs.ref }}
+        ref: ${{ steps.evmone-sha.outputs.sha }}
         path: evmone
         submodules: true
     - name: Setup cmake
+      if: steps.cache-restore.outputs.cache-hit != 'true'
       uses: jwlawson/actions-setup-cmake@802fa1a2c4e212495c05bf94dba2704a92a472be
       with:
         cmake-version: '3.x'
     - name: "Install GMP Linux"
-      if: runner.os == 'Linux'
+      if: runner.os == 'Linux' && steps.cache-restore.outputs.cache-hit != 'true'
       shell: bash
       run: sudo apt-get -q update && sudo apt-get -qy install libgmp-dev
     - name: Install GMP macOS
-      if: runner.os == 'macOS'
+      if: runner.os == 'macOS' && steps.cache-restore.outputs.cache-hit != 'true'
       shell: bash
       run: |
         brew update && brew install gmp
     - name: Build evmone binary
+      if: steps.cache-restore.outputs.cache-hit != 'true'
       shell: bash
       run: |
         mkdir -p $GITHUB_WORKSPACE/bin
         cd $GITHUB_WORKSPACE/evmone
         cmake -S . -B build -DEVMONE_TESTING=ON -DEVMONE_PRECOMPILES_SILKPRE=1
         cmake --build build --parallel --target ${{ inputs.targets }}
-        echo $GITHUB_WORKSPACE/evmone/build/bin/ >> $GITHUB_PATH
+    - name: Add evmone bin to PATH
+      shell: bash
+      run: echo $GITHUB_WORKSPACE/evmone/build/bin/ >> $GITHUB_PATH
+    - name: Save build cache
+      if: steps.cache-restore.outputs.cache-hit != 'true'
+      uses: actions/cache/save@0057852bfaa89a56745cba8c7296529d2fc39830
+      with:
+        path: |
+          ${{ github.workspace }}/evmone/build
+        key: evmone-build-targets=${{ inputs.targets }}-sha=${{ steps.evmone-sha.outputs.sha }}