diff --git a/.gitea/workflows/pr-docker-deploy.yml b/.gitea/workflows/pr-docker-deploy.yml
index 4d28946..ad1c3b6 100644
--- a/.gitea/workflows/pr-docker-deploy.yml
+++ b/.gitea/workflows/pr-docker-deploy.yml
@@ -72,31 +72,35 @@ jobs:
       - name: Detect added, deleted, and modified services
         id: detect_services
         run: |
-          echo "Getting services from main and ${{ github.ref_name }}"
-          yq '.services | keys | .[]' docker-compose-main.yml | sort > services_main.txt
-          yq '.services | keys | .[]' docker-compose-head.yml | sort > services_head.txt
+          |
+          set -euo pipefail
 
-          echo "Creating list of modified services..."
-          touch service_changes.txt
+          echo "Flattening docker-compose files..."
+          yq eval '... comments=""' docker-compose-old.yml > docker-compose-old-flat.yml
+          yq eval '... comments=""' docker-compose-new.yml > docker-compose-new-flat.yml
 
-          comm -13 services_main.txt services_head.txt | while read service; do
-            echo "$service: added" >> service_changes.txt
-          done
+          echo "Getting service names..."
+          yq eval '.services | keys | .[]' docker-compose-old-flat.yml | sort > services_old.txt
+          yq eval '.services | keys | .[]' docker-compose-new-flat.yml | sort > services_new.txt
 
-          comm -12 services_main.txt services_head.txt | while read service; do
-            yq ".services[\"$service\"]" docker-compose-main.yml > tmp_main.yml
-            yq ".services[\"$service\"]" docker-compose-head.yml > tmp_head.yml
-            if ! diff -q tmp_main.yml tmp_head.yml > /dev/null; then
-              echo "$service: modified" >> service_changes.txt
+          echo "Checking for image changes..."
+          : > service_changes.txt
+
+          comm -12 services_old.txt services_new.txt | while read service; do
+            old_image=$(yq eval-all --yaml-fix-merge-anchor-to-spec=true ".services[\"$service\"].image // \"\"" docker-compose-old-flat.yml)
+            new_image=$(yq eval-all --yaml-fix-merge-anchor-to-spec=true ".services[\"$service\"].image // \"\"" docker-compose-new-flat.yml)
+
+            if [ "$old_image" != "$new_image" ]; then
+              echo "$service" >> service_changes.txt
             fi
           done
 
-          echo "Detected service changes:"
-          cat service_changes.txt
+          echo "Detected services with changed images:"
+          cat service_changes.txt || true
 
-          mod_svcs=$(cut -d':' -f1 service_changes.txt | sort | uniq | tr '\n' ' ' | sed 's/ *$//')
+          # Prepare multiline output for GitHub Actions
           echo "docker_svc_list<<EOF" >> "$GITHUB_OUTPUT"
-          echo "$mod_svcs" >> "$GITHUB_OUTPUT"
+          sort -u service_changes.txt >> "$GITHUB_OUTPUT"
           echo "EOF" >> "$GITHUB_OUTPUT"
 
       - name: List of Services for (Re)Deployment