ci: merge all workflows into one

.github/actions/setup-loongarch64-toolchain/action.yml

@@ -0,0 +1,49 @@
+name: 'Setup libusb for MSBC'
+description: 'Greet someone'
+inputs:
+  version:
+    description: 'LoongArch64 version'
+    default: '2022.09.06'
+outputs:
+  prefix:
+    description: "LoongArch toolchain prefix"
+    value: ${{ steps.final.outputs.prefix }}
+  cc:
+    description: "LoongArch C compiler"
+    value: ${{ steps.final.outputs.cc }}
+  cxx:
+    description: "LoongArch C++ compiler"
+    value: ${{ steps.final.outputs.cxx }}
+runs:
+  using: 'composite'
+  steps:
+    - uses: actions/cache/restore@v4
+      id: restore-cache
+      with:
+        path: /opt/cross-tools
+        key: loongarch64-${{ matrix.platform.toolchain-version }}
+
+    - name: 'Download LoongArch64 gcc+glibc toolchain'
+      if: ${{ !steps.restore-cache.outputs.cache-hit }}
+      shell: bash
+      run: |
+        url="https://github.com/loongson/build-tools/releases/download/${{ matrix.platform.toolchain-version }}/loongarch64-clfs-6.3-cross-tools-gcc-glibc.tar.xz"
+        
+        wget "$url" -O /tmp/toolchain.tar.xz
+        
+        mkdir -p /opt
+        tar -C /opt -x -f /tmp/toolchain.tar.xz
+
+    - uses: actions/cache/save@v4
+      if: ${{ !steps.restore-cache.outputs.cache-hit }}
+      with:
+        path: /opt/cross-tools
+        key: loongarch64-${{ matrix.platform.toolchain-version }}
+    - name: 'Set output vars'
+      id: final
+      shell: bash
+      run: |
+        prefix=/opt/cross-tools
+        echo "prefix=${prefix}" >> $GITHUB_OUTPUT
+        echo "cc=${prefix}/bin/loongarch64-unknown-linux-gnu-gcc" >> $GITHUB_OUTPUT
+        echo "cxx=${prefix}/bin/loongarch64-unknown-linux-gnu-g++" >> $GITHUB_OUTPUT

.github/actions/setup-msvc-libusb/action.yml

@@ -1,5 +1,5 @@
-name: 'Setup libusb for MSBC'
-description: 'Greet someone'
+name: 'Setup libusb for MSVC'
+description: 'Setup libusb for MSVC'
 inputs:
   version:
     description: 'libusb version'
@@ -68,3 +68,4 @@ runs:
           exit 1
         }
         echo "root=${libusb_incdir};${libusb_libdir}" >> $env:GITHUB_OUTPUT
+        echo "LibUSB_ROOT=${libusb_incdir};${libusb_libdir}" >> $env:GITHUB_ENV