diff --git a/.github/workflows/self-dev.yml b/.github/workflows/self-dev.yml
index b97e989..9ed19cb 100644
--- a/.github/workflows/self-dev.yml
+++ b/.github/workflows/self-dev.yml
@@ -28,3 +28,17 @@ jobs:
       - name: Generate summary
         run: |
           echo 'There are ${{ steps.counter.outputs.line_count }} lines in this project' >> $GITHUB_STEP_SUMMARY
+
+  count-lines-docker:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          repository: ${{ env.COUNT_LINES_REPO }}
+      - uses: kir-dev/automations/actions/count-lines-docker@main
+        id: counter
+        with:
+          target_directory: .
+      - name: Generate summary
+        run: |
+          echo 'There are ${{ steps.counter.outputs.line_count }} lines in this project' >> $GITHUB_STEP_SUMMARY
diff --git a/actions/count-lines-docker/action.yml b/actions/count-lines-docker/action.yml
new file mode 100644
index 0000000..484661a
--- /dev/null
+++ b/actions/count-lines-docker/action.yml
@@ -0,0 +1,19 @@
+name: "Count Lines Docker"
+description: "Counts the number of lines in a specified directory and outputs the result."
+inputs:
+  target_directory:
+    description: "The directory to count lines in"
+    required: true
+  ignore_rule:
+    description: "Rule to apply for ignoring files: 'git' for .gitignore, 'hidden' for hidden directories, or 'none' for no exclusions."
+    required: true
+    default: "git"
+outputs:
+  line_count:
+    description: "The number of lines counted in the directory"
+runs:
+  using: docker
+  image: ../../scripts/count-lines.Dockerfile
+  args:
+    - ${{ inputs.target_directory }}
+    - ${{ inputs.ignore_rule }}
diff --git a/scripts/count-lines.Dockerfile b/scripts/count-lines.Dockerfile
new file mode 100644
index 0000000..0cd82f1
--- /dev/null
+++ b/scripts/count-lines.Dockerfile
@@ -0,0 +1,7 @@
+FROM alpine:3.10
+
+RUN apk add --no-cache bash git findutils coreutils tree
+
+COPY ./count-lines.sh /entrypoint.sh
+
+ENTRYPOINT ["/entrypoint.sh"]