chore: Update Dockerfile to build and push only changed Docker images

.gitea/workflows/push_dockers.yml

@@ -26,11 +26,12 @@ jobs:
       env:
         DOCKER_HUB_USERNAME: ${{ secrets.DOCKER_HUB_USERNAME }}
       run: |
-        for dir in Dockers/*; do
-          if [ -d "$dir" ]; then
+        changed_dirs=$(git diff --name-only HEAD~1 HEAD | grep '^Dockers/' | cut -d'/' -f2 | sort -u)
+        for dir in $changed_dirs; do
+          if [ -d "Dockers/$dir" ]; then
             image_name=$(basename "$dir")
-            version=$(cat "$dir/version")
-            docker build -t $DOCKER_HUB_USERNAME/$image_name:$version $dir
+            version=$(cat "Dockers/$dir/version")
+            docker build -t $DOCKER_HUB_USERNAME/$image_name:$version "Dockers/$dir"
             docker push $DOCKER_HUB_USERNAME/$image_name:$version
           fi
         done

Dockers/laravel-fpm/version

@@ -1 +1 @@
-3.1
+3.0