CI: Simplify and merge PKGBUILD checks

.github/workflows/main.yml

@@ -106,11 +106,6 @@ jobs:
         path: 'gtk+*.tar.xz'
         key: gtk-${{ env.GTK_VERSION }}
 
-    - name: Generate Checksum
-      run: |
-        cp PKGBUILD PKGBUILD.before
-        md5sum PKGBUILD >> PKGBUILD.md5
-
     - name: Start Arch Linux
       run: |
         # Start and update Arch Linux within a Docker container
@@ -122,13 +117,21 @@ jobs:
         docker exec archlinux /bin/bash -c "echo 'builder ALL=(ALL:ALL) NOPASSWD:ALL' >> /etc/sudoers"
         docker exec archlinux chown -R builder /workspace
 
-    - name: Validate Package
+    - name: Validate PKGBUILD
       run: |
-        # Validate the PKGBUILD is the same and free from errors
+        echo "This step will check whether the PKGBUILD needs updating"
+        # Keep a copy of the original
+        cp PKGBUILD PKGBUILD.before
+        md5sum PKGBUILD >> PKGBUILD.md5
+
+        # Validate the PKGBUILD - these commands modify the file
         docker exec --workdir=/workspace --user builder archlinux makepkg --geninteg
         docker exec --workdir=/workspace --user builder archlinux namcap -i PKGBUILD
 
-    - name: Build Arch Package
+        # Inform the user if changes need to be made
+        md5sum -c PKGBUILD.md5 || (echo -e "\nTo fix, please push a commit with the following changes to the PKGBUILD file.\nHere's the patch:\n" && diff -u PKGBUILD.before PKGBUILD)
+
+    - name: Make Package
       run: |
         docker exec --workdir=/workspace --user builder archlinux makepkg -s --noconfirm
 
@@ -137,13 +140,7 @@ jobs:
         docker stop archlinux -t 1
         docker rm archlinux
 
-    - name: Verify Checksum
-      run: |
-        echo "If this fails, the PKGBUILD needs updating"
-        diff PKGBUILD.before PKGBUILD
-        md5sum -c PKGBUILD.md5
-
-    - name: 'Upload Artifact: gtk3-classic'
+    - name: Upload Package
       uses: actions/upload-artifact@v3
       with:
         name: gtk3-classic-run${{github.run_number}}-pkg

README.md

@@ -242,7 +242,8 @@ regenerated automatically:
 
 (Provided in `pacman-contrib`)
 
-For other distributions, it's just a SHA256 checksum of the files used in the package.
+If you're not using Arch Linux, don't worry! When you create the pull request
+and automated checks run, it'll fail ❌ and present a patch of required changes.
 
 
 ## Community