Test pkgconf on ubuntu

Author: lu-zero

.github/workflows/example-project.yml

@@ -67,13 +67,15 @@ jobs:
           test "$(pkg-config --cflags example_project)" = "-I/usr/local/include/example-project-0.1"
           test "$(pkg-config --libs example_project)" = "-L/usr/local/lib -lexample-project"
 
-      - name: Test pkg-config
+      - name: Test pkgconf
         if: startsWith(matrix.os, 'ubuntu')
+        uses: awalsh128/cache-apt-pkgs-action@latest
+          packages: pkgconf
         run: |
           set -x
           ARCHDIR=`dpkg-architecture -qDEB_HOST_MULTIARCH`
-          test "$(pkg-config --cflags example_project)" = "-I/usr/local/include/example-project-0.1"
-          test "$(pkg-config --libs example_project)" = "-L/usr/local/lib/${ARCHDIR} -lexample-project"
+          test "$(pkgconf --cflags example_project)" = "-I/usr/local/include/example-project-0.1"
+          test "$(pkgconf --libs example_project)" = "-L/usr/local/lib/${ARCHDIR} -lexample-project"
 
       - name: Update dynamic linker cache
         if: startsWith(matrix.os, 'ubuntu')