Separate build and push steps for log clarity

.github/workflows/sgdk-docker.yml

@@ -46,7 +46,7 @@ jobs:
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
 
-      - name: Login to GHCR (push events only)
+      - name: Login to GHCR (only on push event)
         if: github.event_name == 'push'
         uses: docker/login-action@v3
         with:
@@ -62,15 +62,22 @@ jobs:
             gcc:
               - deps/gcc.Dockerfile
 
-      - name: If changed, build (and maybe push) m68k GCC
+      - name: Build m68k GCC (only if changed)
         if: steps.changed-files.outputs.gcc_any_changed == 'true'
         uses: docker/build-push-action@v5
         with:
           file: deps/gcc.Dockerfile
           context: deps/
           platforms: ${{ env.PLATFORMS }}
           tags: ghcr.io/${{ github.actor }}/sgdk-m68k-gcc:latest
-          push: ${{ github.event_name == 'push' }}
+          push: false
+
+      # Push is a separate step so the build logs are clearly separate from the
+      # push logs.
+      - name: Push m68k GCC (only if changed, only on push event)
+        if: steps.changed-files.outputs.gcc_any_changed == 'true' && github.event_name == 'push'
+        run: |
+          docker image push ghcr.io/${{ github.actor }}/sgdk-m68k-gcc:latest
 
       # NOTE: If you are seeing failures in this job right after forking SGDK,
       # you may need to bootstrap the base image into your fork on ghcr.io.
@@ -80,7 +87,7 @@ jobs:
       #                    ghcr.io/YOUR_NAMEE/sgdk-m68k-gcc:latest
       #   gh auth token | docker login ghcr.io -u YOUR_NAME --password-stdin
       #   docker image push ghcr.io/YOUR_NAMEE/sgdk-m68k-gcc:latest
-      - name: Build (any maybe push) SGDK
+      - name: Build SGDK
         uses: docker/build-push-action@v5
         with:
           file: Dockerfile
@@ -89,4 +96,11 @@ jobs:
           build-args: |
             BASE_IMAGE=ghcr.io/${{ github.actor }}/sgdk-m68k-gcc
           tags: ghcr.io/${{ github.actor }}/sgdk:latest
-          push: ${{ github.event_name == 'push' }}
+          push: false
+
+      # Push is a separate step so the build logs are clearly separate from the
+      # push logs.
+      - name: Push SGDK (only on push event)
+        if: github.event_name == 'push'
+        run: |
+          docker image push ghcr.io/${{ github.actor }}/sgdk-m68k-gcc:latest