chore: import upstream snapshot with attribution

.github/workflows/codeql.yml

@@ -0,0 +1,60 @@
+name: "CodeQL"
+
+on:
+  push:
+    branches: ["main"]
+  pull_request:
+    branches: ["main"]
+  schedule:
+    - cron: "0 4 * * 0"
+
+permissions:
+  contents: read
+
+jobs:
+  detect-languages:
+    name: Detect CodeQL languages
+    runs-on: ubuntu-latest
+    outputs:
+      matrix: ${{ steps.set-matrix.outputs.matrix }}
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Build language matrix
+        id: set-matrix
+        run: |
+          include='[{"language":"actions","build-mode":"none"}]'
+
+          if git ls-files '*.py' | grep -q .; then
+            include='[{"language":"actions","build-mode":"none"},{"language":"python","build-mode":"none"}]'
+          fi
+
+          echo "matrix={\"include\":$include}" >> "$GITHUB_OUTPUT"
+
+  analyze:
+    name: Analyze (${{ matrix.language }})
+    needs: detect-languages
+    runs-on: ubuntu-latest
+    permissions:
+      actions: read
+      contents: read
+      security-events: write
+    strategy:
+      fail-fast: false
+      matrix: ${{ fromJSON(needs.detect-languages.outputs.matrix) }}
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Initialize CodeQL
+        uses: github/codeql-action/init@v4
+        with:
+          languages: ${{ matrix.language }}
+          build-mode: ${{ matrix['build-mode'] }}
+
+      - name: Perform CodeQL Analysis
+        uses: github/codeql-action/analyze@v4
+        with:
+          category: /language:${{ matrix.language }}

.github/workflows/deploy_docs.yml

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+name: Deploy Docs to GitHub Pages
+
+on:
+  push:
+    branches: [main]
+    paths:
+      - "docs/**"
+
+  workflow_dispatch:
+
+permissions:
+  contents: read
+  pages: write
+  id-token: write
+
+concurrency:
+  group: pages
+  cancel-in-progress: true
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    environment:
+      name: github-pages
+      url: ${{ steps.deploy.outputs.page_url }}
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: actions/configure-pages@v5
+
+      - uses: actions/upload-pages-artifact@v3
+        with:
+          path: docs/
+
+      - id: deploy
+        uses: actions/deploy-pages@v4