add codespell check to workflow

.github/workflows/codespell.yml

@@ -0,0 +1,53 @@
+name: codespell
+
+on:
+  # Trigger the workflow on push or pull request,
+  # but only for the main branch
+  push:
+    branches:
+      - main
+    paths:
+      - "**/*.py"
+      - "**/*.md"
+      - "**/*.rst"
+      - pyproject.toml
+      - requirements-lint.txt
+      - .github/workflows/codespell.yml
+  pull_request:
+    branches:
+      - main
+    paths:
+      - "**/*.py"
+      - "**/*.md"
+      - "**/*.rst"
+      - pyproject.toml
+      - requirements-lint.txt
+      - .github/workflows/codespell.yml
+
+jobs:
+  codespell:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Check out repository
+        uses: actions/checkout@v3
+
+    - name: Set up Python
+      uses: actions/setup-python@v4
+      with:
+        python-version: '3.12'  # or any version you need
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install -r requirements-lint.txt
+    - name: Spelling check with codespell
+        env:
+          # Put all your --skip arguments in a single variable
+          CODESPELL_EXCLUDES: >
+            --skip "data/**"
+            --skip "fastvideo/distill.py"
+            --skip "fastvideo/models/hunyuan/modules/models.py"
+            --skip "fastvideo/models/mochi_hf/modeling_mochi.py"
+            --skip "fastvideo/utils/env_utils.py"
+        run: |
+          # Refer to the above environment variable here
+          codespell --toml pyproject.toml $CODESPELL_EXCLUDES