asset check

.github/workflows/.asset_ignore.txt

@@ -0,0 +1,4 @@
+assets/images/logo-3.png
+assets/images/logo-2.png
+assets/images/logo-4.png
+assets/images/theses.png

.github/workflows/assets.yml

@@ -0,0 +1,69 @@
+name: Asset checker
+
+on:
+  repository_dispatch:
+  workflow_dispatch:
+  push:
+    branches:
+      - main
+  pull_request:
+    types: [closed]
+  schedule:
+    - cron: '10 2 * * 3'
+
+jobs:
+  assetChecker:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout the repository
+        uses: actions/checkout@v4
+
+      - name: Set up GitHub CLI
+        run: |
+          sudo apt-get install -y gh
+
+      - name: Identify dangling assets
+        run: |
+          python .github/workflows/check-assets.py
+        continue-on-error: false
+
+      - name: Check for dangling_assets file
+        id: dangling_assets
+        run: |
+          if [ -f ./dangling_assets.md ]; then
+            echo "Dangling assets file found"
+            echo "found=true" >> $GITHUB_ENV
+          else
+            echo "Dangling assets file not found"
+            echo "found=false" >> $GITHUB_ENV
+          fi
+        continue-on-error: false
+
+      - name: Search for existing "Assets report" issue
+        id: find_issue
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}  # Set the token
+        run: |
+          gh issue list --state open --search "Assets report" --json number --jq '.[0].number' > issue_number.txt || echo "" > issue_number.txt
+          issue_number=$(cat issue_number.txt)
+          echo "Issue number: $issue_number"
+          echo "issue_number=$issue_number" >> $GITHUB_ENV
+
+      - name: Create new issue if not found
+        if: env.issue_number == ''
+        uses: peter-evans/create-issue-from-file@v5
+        with:
+          title: Assets report
+          content-filepath: ./dangling_assets.md
+          labels: report, automated issue
+
+      - name: Update existing issue
+        if: env.issue_number != ''
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}  # Set the token
+        run: |
+          if [ -f ./dangling_assets.md ]; then
+            gh issue edit ${{ env.issue_number }} --body-file ./dangling_assets.md
+          else
+            echo "No dangling assets file to update issue."
+          fi