add spell checker

Signed-off-by: Moritz Wiesinger <[email protected]>

.github/workflows/spell-checker.yml

@@ -0,0 +1,43 @@
+name: Spell Checker
+on:
+  pull_request_target:
+    branches:
+      - "main"
+      - "page"
+    types:
+      - 'opened'
+      - 'reopened'
+      - 'synchronize'
+
+jobs:
+  spelling:
+    name: Check Spelling
+    permissions:
+      contents: read
+      pull-requests: read
+      actions: read
+    outputs:
+      followup: ${{ steps.spelling.outputs.followup }}
+    runs-on: ubuntu-latest
+    if: ${{ contains(github.event_name, 'pull_request')}}
+    concurrency:
+      group: spelling-${{ github.event.pull_request.number || github.ref }}
+      # note: If you use only_check_changed_files, you do not want cancel-in-progress
+      cancel-in-progress: true
+    steps:
+      - name: check-spelling
+        id: spelling
+        uses: check-spelling/[email protected]
+        with:
+          suppress_push_for_open_pull_request: ${{ github.actor != 'dependabot[bot]' && github.actor != 'renovate[bot]' && 1 }}
+          checkout: true
+          check_file_names: 1
+          spell_check_this: check-spelling/spell-check-this@main
+          post_comment: 0
+          use_magic_file: 1
+          report-timing: 1
+          warnings: bad-regex,binary-file,deprecated-feature,large-file,limited-references,no-newline-at-eof,noisy-file,non-alpha-in-dictionary,token-is-substring,unexpected-line-ending,whitespace-in-dictionary,minified-file,unsupported-configuration,no-files-to-check
+          use_sarif: false
+          extra_dictionary_limit: 20
+          extra_dictionaries:
+            cspell:software-terms/dict/softwareTerms.txt