Set type of deploy only if needed

.github/workflows/prerelease-changelog-update.yml

@@ -58,23 +58,29 @@ jobs:
 
           # A 'package.json' can be in place for Plugins or modules, that uses any build or test runs.
           if [ -f package.json ]; then
-            echo "Maybe UPDATE version in package.json: $NEW_VERSION"
             sed -ri "s/(\"version\":[[:space:]]*\")[0-9]+\.[0-9]+\.[0-9]+(\")/\1$NEW_VERSION\2/g" package.json
-            echo "deploy=BUILD" >> "$GITHUB_OUTPUT"
+
+            if ! git diff --quiet --exit-code package.json; then
+              echo "Update version in package.json: $NEW_VERSION"
+              echo "deploy=BUILD" >> "$GITHUB_OUTPUT"
+            fi
           fi
 
           # A `plugin.php' is the most common and can be found in almost(!) every repository.
           if [ -f plugin.php ]; then
-            echo "Maybe UPDATE version in plugin.php: $NEW_VERSION"
+            echo "UPDATE version in plugin.php: $NEW_VERSION"
             # made with https://seddy.dev/
             sed -ri "s/(Version:[[:space:]]*)[0-9]+\.[0-9]+\.[0-9]+/\1$NEW_VERSION/g" plugin.php
           fi
 
           # A 'readme.md' needs to be in place for regular Plugins hosted on wp.org/plugins.
           if [ -f readme.md ]; then
-            echo "Maybe UPDATE version in readme.md: $NEW_VERSION"
-            echo "deploy=WPORG" >> "$GITHUB_OUTPUT"
             sed -ri "s/(Stable tag:[[:space:]]*)[0-9]+\.[0-9]+\.[0-9]+/\1$NEW_VERSION/g" readme.md
+
+            if ! git diff --quiet --exit-code readme.md; then
+              echo "Update version in readme.md: $NEW_VERSION"
+              echo "deploy=WPORG" >> "$GITHUB_OUTPUT"
+            fi
           fi
 
 
@@ -91,7 +97,7 @@ jobs:
           # branch: ${{ github.event.release.target_commitish }}
           branch: main
           #unprotect_reviews: true # has anoying side-effect: settings stays disabled if workflow fails
-          acceptable_conclusions: success,skipped # A comma-separated list of acceptable statuses. If any of these statuses are present, the action will not fail.
+          acceptable_conclusions: success # A comma-separated list of acceptable statuses. If any of these statuses are present, the action will not fail.
 
   #-----------------------------------------------------------------------------------------------------------------------