diff --git a/.github/workflows/pr_checker_build.yml b/.github/workflows/pr_checker_build.yml
index 5a777e7..7f5cf95 100644
--- a/.github/workflows/pr_checker_build.yml
+++ b/.github/workflows/pr_checker_build.yml
@@ -81,8 +81,6 @@ jobs:
           cp ${{steps.dependencies.outputs.config_path}} ${{ env.BUILD_DIR }}
 
           # remove files reserved for production
-          rm ${{ env.BUILD_DIR }}/CNAME
-          rm ${{ env.BUILD_DIR }}/robots.txt
           rm ${{ env.BUILD_DIR }}/sitemap.xml
           rm ${{ env.BUILD_DIR }}/sitemap.xml.gz
 
diff --git a/.github/workflows/pr_linter_markdown_reporter.yml b/.github/workflows/pr_linter_markdown_reporter.yml
new file mode 100644
index 0000000..b7379d1
--- /dev/null
+++ b/.github/workflows/pr_linter_markdown_reporter.yml
@@ -0,0 +1,24 @@
+name: reporter
+
+# Trigger
+on:
+  pull_request:
+    branches: [main]
+    paths:
+      - "content/**/*.md"
+
+jobs:
+  mdlint-report:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out code
+        uses: actions/checkout@v2
+
+      - name: markdownlint-github-pr-review
+        uses: reviewdog/action-markdownlint@v0.2.0
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          fail_on_error: false
+          filter_mode: diff_context
+          reporter: github-pr-review
+          markdownlint_flags: content/**/*.md
diff --git a/content/articles/2021/test_bad_markdown.md b/content/articles/2021/test_bad_markdown.md
new file mode 100644
index 0000000..056bafe
--- /dev/null
+++ b/content/articles/2021/test_bad_markdown.md
@@ -0,0 +1,36 @@
+# Hello !
+
+# Bonjour 2
+
+- salut
+- première liste à puces
+
+
+* et bam
+* une autre liste à puces mais pas avec le même caractère
+
+    bash
+    sfbdfdb
+
+
+
+
+
+
+# chouette!
+
+<!-- un saut de ligne anormal -->
+
+---
+
+<!-- un saut de ligne normal -->
+
+----
+
+<!-- la balise vidéo est acceptée grâce à la configuration -->
+<video width="700" controls>
+    <!-- markdownlint-disable MD033 -->
+        <source src="https://file-examples-com.github.io/uploads/2017/04/file_example_MP4_1280_10MG.mp4" type="video/mp4">
+        Votre navigateur ne supporte pas la balise video HTML 5.
+        <!-- markdownlint-enable MD033 -->
+</video>