GHA: Ship GDExtension libs with debug symbols (WIP)

.github/workflows/gdextension.yml

@@ -41,7 +41,7 @@ on:
 # Global Settings
 env:
   SCONS_CACHE_LIMIT: 4096
-  SCONSFLAGS: use_mingw=yes dev_build=no
+  SCONSFLAGS: use_mingw=yes dev_build=no debug_symbols=yes symbols_visibility=visible
   EM_VERSION: 3.1.45
   EM_CACHE_FOLDER: "emsdk-cache"
   GODOT_VERSION: 4.3-stable
@@ -280,10 +280,6 @@ jobs:
           ndk-version: r23c
           link-to-sdk: true
 
-      - name: Set up MSVC problem matcher on Windows
-        if: matrix.opts.platform == 'windows'
-        uses: ammaraskar/msvc-problem-matcher@master
-
       - name: Set up scons cache
         if: inputs.test-build # ! Only cache test/PR builds
         uses: actions/cache@v4
@@ -304,6 +300,31 @@ jobs:
           PATH=${GITHUB_WORKSPACE}/buildroot/bin:$PATH
           scons platform=${{matrix.opts.platform}} target=${{matrix.opts.target}} arch=${{matrix.opts.arch}} ${{env.DEBUG_FLAGS}} ${{matrix.opts.scons-flags}} ${{env.SCONSFLAGS}}
 
+      - name: Separate debug symbols on Linux & Windows
+        if: inputs.debug-symbols && (matrix.opts.platform == 'linux' || matrix.opts.platform == 'windows')
+        shell: bash
+        run: |
+          cd demo/addons/limboai/bin/
+          if [ "${{matrix.opts.platform}}" == "windows" ]; then
+            libname=${BIN}.dll
+          else
+            libname=${BIN}.so
+          fi
+          objcopy --only-keep-debug ${libname} ${libname}.debug
+          objcopy --add-gnu-debuglink ${libname}.debug ${libname}
+          strip --strip-debug ${libname}
+          readelf --debug-dump=links ${libname}
+
+      - name: Separate debug symbols on macOS
+        if: inputs.debug-symbols && matrix.opts.platform == 'macos'
+        shell: bash
+        run: |
+          cd demo/addons/limboai/bin/liblimboai.*.framework/
+          libname=liblimboai.${{matrix.opts.platform}}.${{matrix.opts.target}}
+          dsymutil ${libname}
+          strip -x ${libname}
+          nm ${libname}
+
       - name: Prepare artifact
         shell: bash
         run: |