feat: add prettier

- refactor eslint config to 'flat config' format
- add scripts to check/write formatting in `package.json`
- ci: add job to check files
- ci: only set major node version

Author: BGruenberg

.eslintignore

@@ -1 +1,2 @@
 src/sbom.json diff=sbom
+* text=auto eol=lf

.eslintrc.json

@@ -4,8 +4,8 @@ about: Erstellen Sie einen Bericht, der uns hilft, uns zu verbessern
 title: ''
 labels: ''
 assignees: ''
-
 ---
+
 # Bug
 
 Kurzbeschreibung des Bugs

.gitattributes

@@ -4,10 +4,11 @@ about: Schlage eine Idee für dieses Projekt vor
 title: ''
 labels: ''
 assignees: ''
-
 ---
+
 # Story
-Als *Anforderer* möchte ich, dass ... um *Begründung*.
+
+Als _Anforderer_ möchte ich, dass ... um _Begründung_.
 
 # Technische Details
 

.github/ISSUE_TEMPLATE/bug-report.md

@@ -1,26 +1,26 @@
 version: 2
 updates:
-  - package-ecosystem: "npm"
-    directory: "/"
+  - package-ecosystem: 'npm'
+    directory: '/'
     schedule:
-      interval: "daily"
+      interval: 'daily'
     assignees:
-      - "BGruenberg"
+      - 'BGruenberg'
     cooldown:
       default-days: 7
 
-  - package-ecosystem: "docker"
-    directory: "/"
+  - package-ecosystem: 'docker'
+    directory: '/'
     schedule:
       interval: weekly
       day: monday
-      time: "09:00"
+      time: '09:00'
       timezone: Europe/Berlin
 
-  - package-ecosystem: "github-actions"
-    directory: "/"
+  - package-ecosystem: 'github-actions'
+    directory: '/'
     schedule:
       interval: weekly
       day: monday
-      time: "09:00"
+      time: '09:00'
       timezone: Europe/Berlin

.github/ISSUE_TEMPLATE/feature_request.md

@@ -2,9 +2,9 @@ name: docker
 
 on:
   workflow_run:
-    workflows: [ release ]
-    types: [ completed ]
-    branches: [ main ]
+    workflows: [release]
+    types: [completed]
+    branches: [main]
 
 jobs:
   build-push-opencode:

.github/dependabot.yml

@@ -2,9 +2,9 @@ name: node-js
 
 on:
   push:
-    branches: [ "main" ]
+    branches: ['main']
   pull_request:
-    branches: [ "main" ]
+    branches: ['main']
 
 jobs:
   lint-audit:
@@ -15,7 +15,7 @@ jobs:
       - uses: actions/checkout@v6
       - uses: actions/setup-node@v6
         with:
-          node-version: 22.18.x
+          node-version: 22
           cache: 'npm'
       - run: npm ci
       - run: npm run lint
@@ -32,7 +32,7 @@ jobs:
       - uses: actions/checkout@v6
       - uses: actions/setup-node@v6
         with:
-          node-version: 22.18.x
+          node-version: 22
           cache: 'npm'
       - run: npm ci
       - run: npm run build
@@ -49,3 +49,17 @@ jobs:
         with:
           name: cypress-screenshots
           path: cypress/screenshots
+
+  prettier:
+    permissions:
+      contents: read
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v6
+      - uses: actions/setup-node@v6
+        with:
+          node-version: 22
+          cache: 'npm'
+      - run: |
+          npm ci
+          npm run format

.github/workflows/docker.yml

@@ -1,7 +1,7 @@
 name: sbom
 on:
   pull_request:
-    branches: [ "main" ]
+    branches: ['main']
 
 jobs:
   generate-and-compare-sbom:
@@ -17,7 +17,7 @@ jobs:
         run: sudo apt-get update && sudo apt-get install -y jq
       - uses: actions/setup-node@v6
         with:
-          node-version: 22.18.x
+          node-version: 22
           cache: 'npm'
       - name: Install dependencies
         run: npm ci

.github/workflows/node.js.yml

@@ -1,4 +1,4 @@
 include:
-  - project: "dabstimmbox/open-source/oss-pipelines"
-    ref: "main"
-    file: "frontend.yml"
+  - project: 'dabstimmbox/open-source/oss-pipelines'
+    ref: 'main'
+    file: 'frontend.yml'