[FIX] markdownlint: node version upgraded -> 26.x

.github/workflows/markdown-lint.yml

@@ -9,38 +9,37 @@ on: # yamllint disable-line rule:truthy
     branches: ["main"]
   workflow_dispatch:
 
+env:
+  node-version: 26.x
+  markdownlint-version: 0.49.1
+
 permissions:
   contents: read
 
 jobs:
   markdownlint:
     name: Markdown Lint
-    runs-on: ubuntu-26.04
-
-    strategy:
-      matrix:
-        node-version: [22.x]
-        # See supported Node.js release schedule
-        # at https://nodejs.org/en/about/releases/
+    runs-on: ubuntu-24.04
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
 
-      - name: Set up Node.js ${{ matrix.node-version }}
+      - name: Set up Node.js ${{ env.node-version }}
         uses: actions/setup-node@v7
         with:
-          node-version: ${{ matrix.node-version }}
+          node-version: ${{ env.node-version }}
 
-      - name: Install dependencies
+      - name: Install tool
         run: >
-          npm install -g --ignore-scripts markdownlint-cli@0.47.0
+          npm install -g --ignore-scripts
+          markdownlint-cli@${{ env.markdownlint-version }}
 
-      - name: Test dependencies
-        run: |
+      - name: Check tool
+        run: >
           markdownlint --version
 
       - name: Lint
         run: >
-          markdownlint '**/*.md' --ignore node_modules
+          markdownlint --config .markdownlint.json '**/*.md'
           && echo '✔  Your code looks good.'

.markdownlint.json

@@ -0,0 +1,130 @@
+{
+  "default": true,
+  "extends": null,
+  "MD001": true,
+  "MD002": {
+    "level": 1
+  },
+  "MD003": {
+    "style": "consistent"
+  },
+  "MD004": {
+    "style": "consistent"
+  },
+  "MD005": true,
+  "MD006": true,
+  "MD007": {
+    "indent": 2,
+    "start_indented": false,
+    "start_indent": 2
+  },
+  "MD009": {
+    "br_spaces": 2,
+    "list_item_empty_lines": false,
+    "strict": false
+  },
+  "MD010": {
+    "code_blocks": true,
+    "ignore_code_languages": [],
+    "spaces_per_tab": 1
+  },
+  "MD011": true,
+  "MD012": {
+    "maximum": 1
+  },
+  "MD013": {
+    "line_length": 80,
+    "heading_line_length": 80,
+    "code_block_line_length": 80,
+    "code_blocks": false,
+    "tables": true,
+    "headings": true,
+    "strict": false,
+    "stern": false
+  },
+  "MD014": true,
+  "MD018": true,
+  "MD019": true,
+  "MD020": true,
+  "MD021": true,
+  "MD022": {
+    "lines_above": 1,
+    "lines_below": 1
+  },
+  "MD023": true,
+  "MD024": {
+    "siblings_only": false
+  },
+  "MD025": {
+    "level": 1,
+    "front_matter_title": "^\\s*title\\s*[:=]"
+  },
+  "MD026": {
+    "punctuation": ".,;:!。，；：！"
+  },
+  "MD027": true,
+  "MD028": true,
+  "MD029": {
+    "style": "one_or_ordered"
+  },
+  "MD030": {
+    "ul_single": 1,
+    "ol_single": 1,
+    "ul_multi": 1,
+    "ol_multi": 1
+  },
+  "MD031": {
+    "list_items": true
+  },
+  "MD032": true,
+  "MD033": {
+    "allowed_elements": []
+  },
+  "MD034": true,
+  "MD035": {
+    "style": "consistent"
+  },
+  "MD036": {
+    "punctuation": ".,;:!?。，；：！？"
+  },
+  "MD037": true,
+  "MD038": true,
+  "MD039": true,
+  "MD040": {
+    "allowed_languages": [],
+    "language_only": false
+  },
+  "MD041": {
+    "level": 1,
+    "front_matter_title": "^\\s*title\\s*[:=]"
+  },
+  "MD042": true,
+  "MD043": {
+    "headings": ["*"],
+    "match_case": false
+  },
+  "MD044": {
+    "names": [],
+    "code_blocks": true,
+    "html_elements": true
+  },
+  "MD045": true,
+  "MD046": {
+    "style": "consistent"
+  },
+  "MD047": true,
+  "MD048": {
+    "style": "consistent"
+  },
+  "MD049": {
+    "style": "consistent"
+  },
+  "MD050": {
+    "style": "consistent"
+  },
+  "MD051": true,
+  "MD052": true,
+  "MD053": {
+    "ignored_definitions": ["//"]
+  }
+}