add glfw build script for linux

.github/workflows/build-dep-glfw.yml

@@ -0,0 +1,27 @@
+name: Build glfw
+
+on:
+  workflow_dispatch:
+  push:
+    branches:
+      - build-workflow
+
+jobs:
+  build-linux:
+    runs-on: ubuntu-22.04
+
+    steps:
+    - uses: actions/checkout@v3
+
+    - name: Run build script
+      working-directory: ${{ github.workspace }}/externals/prebuild_scripts/
+      run: ./build_glfw_for_linux.sh 3.3.2
+
+    - name: Archive prebuilt glfw
+      uses: actions/upload-artifact@v3
+      with:
+        name: prebuilt-glfw-linux
+        path: ${{ github.workspace }}/externals/prebuilt/linux_glfw_3.3.2
+
+
+