WIP list available compilers

Author: robUx4

.github/workflows/linux.yaml

@@ -59,6 +59,11 @@ jobs:
         with:
           version: 7
 
+      - name: list compilers
+        run: dpkg --list | grep compiler
+      - name: list libc++
+        run: dpkg --list | grep libc++
+
       - name: Get pushed code
         uses: actions/checkout@v4