dont use /tmp

Author: netrunnereve

.github/workflows/build.yml

@@ -417,22 +417,21 @@ jobs:
         id: cache_vulkan_sdk
         uses: actions/cache@v4
         with:
-          path: /tmp/vulkan_sdk/${{ env.VULKAN_SDK_VERSION }}
+          path: ./vulkan_sdk
           key: vulkan-sdk-${{ env.VULKAN_SDK_VERSION }}-${{ runner.os }}
 
       - name: Install Vulkan SDK
         if: steps.cache_vulkan_sdk.outputs.cache-hit != 'true'
         id: vulkan_sdk_install
         run: |
-          mkdir -p /tmp/vulkan_sdk
-          cd /tmp/vulkan_sdk
-          wget https://sdk.lunarg.com/sdk/download/${VULKAN_SDK_VERSION}/linux/vulkan_sdk.tar.xz
-          tar -xf vulkan_sdk.tar.xz
+          mkdir -p vulkan_sdk
+          cd vulkan_sdk
+          curl --no-progress-meter https://sdk.lunarg.com/sdk/download/latest/linux/vulkan_sdk.tar.xz | tar -Jx --strip-components=1
 
       - name: Build
         id: cmake_build
         run: |
-          source /tmp/vulkan_sdk/${VULKAN_SDK_VERSION}/setup-env.sh
+          source ./vulkan_sdk/setup-env.sh
           cmake -B build \
             -DGGML_VULKAN=ON
           cmake --build build --config Release -j $(nproc)