Add pkg config debugging

Author: Thomas Braun

.github/workflows/validate.yml

@@ -60,6 +60,12 @@ jobs:
           sudo apt-get install -y libwebkit2gtk-4.1-dev libglvnd-dev build-essential curl wget libssl-dev libgtk-3-dev libayatana-appindicator3-dev librsvg2-dev
       - name: install frontend dependencies
         run: bun install # change this to npm or pnpm depending on which one you use
+      - name: PKG config
+        run: |
+          echo $PKG_CONFIG_PATH
+          unset PKG_CONFIG_PATH
+          pkg-config --debug --modversion gtk+-3.0
+          echo $PKG_CONFIG_PATH
       - run: cargo test
   tauri-build:
     name: Tauri Build