add reusable actions

Author: charlycastro

tutorials/reusing-actions/reuse-acions.md

@@ -0,0 +1,55 @@
+# Traditional CI GitHub Actions
+
+## Introduction
+
+The following example shows you how GitHub Actions jobs help you setup a CI workflow
+
+## Creating your first CI workflow
+
+1. Fork this repo from  [here](https://github.com/wizelineacademy/github-actions-tutorial) or create a new repo from [here](https://github.com/new)
+
+1. Start the web editor by pressing "." in your repo `https://github.com/<yourusername>/github-actions-tutorial`
+
+1. Create a new branch
+
+1. Create a `.github/workflows` directory in  your repository in GitHub if this directory does not already exist.
+
+1. In the `.github/workflows` directory, create a file named gh-ci-reuse.yml
+
+1. Copy the following YAML contents into the `gh-ci-reuse.yml` file:
+
+```yaml{:copy}
+name: GitHub Actions Reusable actions
+on:
+  pull_request:
+    branches: [main]
+jobs:
+  reuse-ci:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout main
+        uses: actions/checkout@v2
+      - name: reviewdog-markdownlint
+        uses: reviewdog/[email protected]
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          reporter: github-pr-review
+          filter_mode: nofilter # file to only check new or mod files
+```
+
+1. Create a PR with new branch and use main as base branch
+
+1. Review Action Tab
+
+1. Review our current Open PR for failed CI
+
+1. Lets fix our fix `static_hugo_site/content/post/sample-post/index.md` line 21 and break it in 2
+
+```md
+This article offers a sample of basic Markdown syntax that can be used in Hugo content files, also it shows 
+whether basic HTML elements are decorated with CSS in a Hugo theme.
+```
+
+1. Commit file
+
+1. Review our current Open PR for Pass CI