Fix deprecations (#2)

.github/workflows/ci.yml

@@ -15,7 +15,7 @@ jobs:
     name: Test (no formatting changes)
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
 
       - name: Run action
         id: test-action
@@ -33,7 +33,7 @@ jobs:
     name: Test (with formatting changes)
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
 
       - name: Run action
         id: test-action
@@ -51,7 +51,7 @@ jobs:
     name: Test (no changes due to pattern mismatch)
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
 
       - name: Run action
         id: test-action
@@ -69,7 +69,7 @@ jobs:
     name: Test (fail on changes enabled)
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
 
       - name: Run action
         id: test-action

README.md

@@ -27,7 +27,7 @@ Zero if none changed, greater if at least one file changed.
 ## Example usage
 
 ```yaml
-uses: findologic/intellij-format-action@v1
+uses: findologic/intellij-format-action@v1.1.0
 with:
   include-glob: '*.kt,*.java'
   path: .

entrypoint.sh

@@ -15,6 +15,9 @@ base_path=$1
 include_pattern=$2
 fail_on_changes=$3
 
+# Prepare the workspace for safe usage:
+git config --global --add safe.directory /github/workspace
+
 cd "/github/workspace/$base_path" || exit 2
 changed_files_before=$(git status --short)
 
@@ -25,7 +28,7 @@ changed_files=$(diff <(echo "$changed_files_before") <(echo "$changed_files_afte
 changed_files_count=$(($(echo "$changed_files" | wc --lines) - 1))
 
 echo "$changed_files"
-echo "::set-output name=files-changed::$changed_files_count"
+echo "files-changed=$changed_files_count" >> $GITHUB_OUTPUT
 
 if [[ "$fail_on_changes" == 'true' ]]; then
   if [[ $changed_files_count -gt 0 ]]; then