[TEST] cache test

.github/workflows/pr_push.yml

@@ -17,88 +17,7 @@ permissions:
   packages: read
 
 jobs:
-  CodeChecks:
-    uses: ./.github/workflows/reusable_checks.yml
   FastBuild:
     name: Fast builds
-    needs: [CodeChecks]
     uses: ./.github/workflows/reusable_fast.yml
-  Build:
-    name: Basic builds
-    needs: [FastBuild]
-    uses: ./.github/workflows/reusable_basic.yml
-  DevDax:
-    needs: [FastBuild]
-    uses: ./.github/workflows/reusable_dax.yml
-  MultiNuma:
-    needs: [FastBuild]
-    uses: ./.github/workflows/reusable_multi_numa.yml
-  L0:
-    needs: [Build]
-    uses: ./.github/workflows/reusable_gpu.yml
-    with:
-      provider: "LEVEL_ZERO"
-      runner: "L0"
-      shared_lib: "['ON']"
-  L0-BMG:
-    needs: [Build]
-    uses: ./.github/workflows/reusable_gpu.yml
-    with:
-      provider: "LEVEL_ZERO"
-      runner: "L0-BMG"
-      shared_lib: "['ON']"
-      os: "['Ubuntu']"
-  CUDA:
-    needs: [Build]
-    uses: ./.github/workflows/reusable_gpu.yml
-    with:
-      provider: "CUDA"
-      runner: "CUDA"
-      shared_lib: "['ON']"
-  Sanitizers:
-    needs: [FastBuild]
-    uses: ./.github/workflows/reusable_sanitizers.yml
-  QEMU:
-    needs: [FastBuild]
-    uses: ./.github/workflows/reusable_qemu.yml
-    with:
-      short_run: true
-  ProxyLib:
-    needs: [Build]
-    uses: ./.github/workflows/reusable_proxy_lib.yml
-  Valgrind:
-    needs: [Build]
-    uses: ./.github/workflows/reusable_valgrind.yml
-  Coverage:
-    # total coverage (on upstream only)
-    if: github.repository == 'oneapi-src/unified-memory-framework'
-    needs: [Build, DevDax, L0, CUDA, MultiNuma, QEMU, ProxyLib]
-    uses: ./.github/workflows/reusable_coverage.yml
-    secrets: inherit
-    with:
-      trigger: "${{github.event_name}}"
-  Coverage_partial:
-    # partial coverage (on forks)
-    if: github.repository != 'oneapi-src/unified-memory-framework'
-    needs: [Build, QEMU, ProxyLib]
-    uses: ./.github/workflows/reusable_coverage.yml
-  CodeQL:
-    needs: [Build]
-    permissions:
-      contents: read
-      security-events: write
-    uses: ./.github/workflows/reusable_codeql.yml
-  Trivy:
-    needs: [Build]
-    permissions:
-      contents: read
-      security-events: write
-    uses: ./.github/workflows/reusable_trivy.yml
-#  Compatibility:
-#    needs: [Build]
-#    uses: ./.github/workflows/reusable_compatibility.yml
-#    strategy:
-#      matrix:
-#        tag: ["v0.12.0-dev3"]
-#    with:
-#      tag: ${{matrix.tag}}
+

.github/workflows/reusable_fast.yml

@@ -108,14 +108,31 @@ jobs:
       with:
         fetch-depth: 0
 
+    - name: Restore vcpkg cache
+      uses: actions/cache@v4
+      id: cache
+      with:
+        path: cache.zip
+        key: reusable-fast-windows-latest-${{ hashFiles('vcpkg.json') }}
+        restore-keys:
+          reusable-fast-windows-latest-
+
+    - name: Unpack vcpkg cache
+      if: steps.cache.outputs.cache-hit == 'true'
+      run: |
+        Expand-Archive -Path ${{github.workspace}}/cache.zip -DestinationPath ${{env.BUILD_DIR}} -Force
+      shell: pwsh
+
     - name: Initialize vcpkg
+      if: steps.cache.outputs.cache-hit != 'true'
       uses: lukka/run-vcpkg@5e0cab206a5ea620130caf672fce3e4a6b5666a1 # v11.5
       with:
         vcpkgGitCommitId: ea2a964f9303270322cf3f2d51c265ba146c422d # 1.04.2025
         vcpkgDirectory: ${{env.BUILD_DIR}}/vcpkg
         vcpkgJsonGlob: '**/vcpkg.json'
 
     - name: Install dependencies
+      if: steps.cache.outputs.cache-hit != 'true'
       run: vcpkg install --triplet x64-windows
       shell: pwsh # Specifies PowerShell as the shell for running the script.
 
@@ -164,3 +181,15 @@ jobs:
       run: |
         get-command ${{github.workspace}}/build/bin/Release/umf.dll | format-list
         get-command ${{github.workspace}}/build/src/proxy_lib/Release/umf_proxy.dll | format-list
+
+    - name: Prepare vcpkg cache
+      if: steps.cache.outputs.cache-hit != 'true'
+      run: |
+        Compress-Archive -Path ${{env.BUILD_DIR}}/vcpkg -DestinationPath ${{github.workspace}}/cache.zip -Force -CompressionLevel Fastest
+
+    - name: Cache save
+      if: steps.cache.outputs.cache-hit != 'true'
+      uses: actions/cache/save@v4
+      with:
+        path: ${{github.workspace}}/cache.zip
+        key: reusable-fast-windows-latest-${{ hashFiles('vcpkg.json') }}