[CI] fix LLVM installation on Linux CI

Author: Arthapz

.github/workflows/Linux.yml

@@ -30,7 +30,7 @@ on:
 
 jobs:
   build:
-    name: Linux-${{ matrix.arch }} ( ${{ matrix.kind }}-${{ matrix.mode }} )
+    name: Linux-${{ matrix.arch }} (${{ matrix.kind }}-${{ matrix.mode }})
 
     strategy:
       fail-fast: false
@@ -75,16 +75,21 @@ jobs:
       #     path: ${{ env.XMAKE_GLOBALDIR }}/.xmake/packages
       #     key: ${{ matrix.os }}-${{ matrix.arch }}-${{ matrix.mode }}-${{ steps.dep_hash.outputs.hash }}-${{ steps.cache_key.outputs.key }}
 
+      - name: Add LLVM apt repository
+        run: |
+          sudo 'echo "deb http://apt.llvm.org/noble/ llvm-toolchain-noble-19 main
+                deb-src http://apt.llvm.org/noble/ llvm-toolchain-noble-19 main" >> /etc/apt/source.list'
+          sudo apt update
+
       - name: Install LLVM and Clang
-        uses: KyleMayes/install-llvm-action@v2
+        uses: awalsh128/cache-apt-pkgs-action@latest
         with:
-          version: "19.1.3"
-          directory: ${{ runner.temp }}/llvm
+          packages: clang libc++-dev libc++1 libc++abi-dev libc++abi1 mold llvm-runtime llvm
 
       - name: Configure & Build
         id: build
         run: |
-          xmake f -v -a ${{ (matrix.arch  == "x64") && "x86_64" || (matrix.arch == "arm64") && "aarch64" || matrix.arch }} --yes -m ${{ (matrix.mode == 'release' || matrix.mode == 'debug') && matrix.mode || 'releasedbg' }} -k ${{ matrix.kind }} --sanitizers=${{ matrix.mode == 'debug' && 'y' || 'n' }} --examples=y --tests=y --toolchain=llvm --mold=y --runtimes="c++_shared" --sdk="${{ runner.temp }}/llvm"
+          xmake f -v -a ${{ (matrix.arch  == 'x64') && 'x86_64' || (matrix.arch == 'arm64') && 'aarch64' || matrix.arch }} --yes -m ${{ (matrix.mode == 'release' || matrix.mode == 'debug') && matrix.mode || 'releasedbg' }} -k ${{ matrix.kind }} --sanitizers=${{ matrix.mode == 'debug' && 'y' || 'n' }} --examples=y --tests=y --toolchain=llvm --mold=y --runtimes="c++_shared" --sdk="${{ runner.temp }}/llvm"
           xmake b -v
 
       - name: Tests

.github/workflows/macOS.yml

@@ -29,7 +29,7 @@ on:
 
 jobs:
   build:
-    name: ${{ matrix.os }}-${{ matrix.arch }} ( ${{ matrix.kind }}-${{ matrix.mode }} )
+    name: ${{ matrix.os }}-${{ matrix.arch }} (${{ matrix.kind }}-${{ matrix.mode }})
     strategy:
       fail-fast: false
       matrix: