Add Super Linter badge to README

.github/workflows/super-linter.yml

@@ -1,10 +1,9 @@
 ---
 name: Lint
 
-on: # yamllint disable-line rule:truthy
+on:
   push:
     branches: ["**"]
-    # branches-ignore: [master]
   pull_request:
     branches: [master]
 
@@ -15,32 +14,28 @@ jobs:
     name: Lint
     runs-on: ubuntu-latest
 
+    # Prevent the job from running twice (PR and push)
+    if: github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name != github.event.pull_request.base.repo.full_name
+
     permissions:
-      # contents permission to clone the repository
       contents: read
       packages: read
-      # issues and pull-requests permissions to write results as pull
-      # request comments. Omit them if you don't need summary comments
       issues: write
       pull-requests: write
-      # To report GitHub Actions status checks. Omit if you don't need
-      # to update commit status
       statuses: write
 
     steps:
       - name: Checkout code
         uses: actions/checkout@v6
         with:
-          # super-linter needs the full git history to get the
-          # list of files that changed across commits
           fetch-depth: 0
           persist-credentials: false
 
       - name: Super-linter
-        uses: super-linter/super-linter@v8.5.0 # x-release-please-version
+        uses: super-linter/super-linter@v8.5.0
         env:
           DEFAULT_BRANCH: master
           VALIDATE_ALL_CODEBASE: false
           VALIDATE_GITHUB_ACTIONS_ZIZMOR: false
-          # To report GitHub Actions status checks
+          FIX_MARKDOWN_PRETTIER: true
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

README.md

@@ -1,3 +1,5 @@
 # pyastral-toolkit
 
 Modern python development environment available as Docker image with Astral tools (uv, ruff, ux)
+
+[![Super-Linter](https://github.com/TheColector/pyastral-toolkit/actions/workflows/super-linter.yml/badge.svg)](https://github.com/marketplace/actions/super-linter)