Create LiteRT pre-submit CI to GitHub actions.

LITERT_OSS_REV_ID: 715149733

.github/workflows/ci-build.yml

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+name: "Presubmit"
+
+on:
+  push:
+    branches:
+    - main
+  pull_request:
+    branches:
+    - main
+
+permissions:
+  contents: read
+  actions: write
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  lint_and_typecheck:
+    runs-on: ubuntu-latest
+    timeout-minutes: 5
+    steps:
+      - uses: actions/checkout@v4
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: '3.11'
+      - name: Install pre-commit
+        run: python -m pip install pre-commit
+      - uses: actions/cache@1bd1e32a3bdc45362d1e726936510720a7c30a57 # v4.2.0
+        with:
+          path: ~/.cache/pre-commit
+          key: pre-commit-${{ env.pythonLocation }}-${{ hashFiles('ci/setup_with_binary.py') }}
+      - name: Run pre-commit
+        run: |
+          pre-commit run --show-diff-on-failure --color=always --all-files
+          echo "Lint and type check errors found above, please fix."
+        continue-on-failure: true
+
+  build:
+    # ie. presubmit (py 3.11 on ubuntu-latest)
+    name: "presubmit (py ${{ matrix.docker-python-version }} on ubuntu-latest"
+    strategy:
+      matrix:
+        docker-python-version: ['3.11']
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: '3.11'
+
+      - name: Init submodule
+        run: |
+          git submodule update --init --recursive
+
+      - name: Update submodule by commit
+        if: ${{ inputs.tensorflow-commit != '' }}
+        run: |
+          git submodule update --remote
+
+          cd ./third_party/tensorflow
+          TF_COMMIT="${{ inputs.tensorflow-commit }}"
+          echo "checking out tensorflow-commit=${TF_COMMIT}"
+          git checkout -q ${TF_COMMIT}
+
+      - name: Test CL
+        run: |
+          cat tflite/python/metrics/metrics_nonportable.py
+
+      - name: Update submodule with latest
+        if: ${{ inputs.tensorflow-tag == '' }}
+        run: |
+          git submodule update --remote --recursive
+
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip setuptools
+          python -m pip install build wheel numpy twine auditwheel
+          python -m pip list
+
+      - name: Test PR
+        run: |
+          echo "test, we need a pool rather than ubuntu-latest"
+          exit 0
+          # export DOCKER_PYTHON_VERSION="${{ matrix.docker-python-version }}"
+          # export EXPERIMENTAL_TARGETS_ONLY="true"
+          # echo "docker python version: ${DOCKER_PYTHON_VERSION}"
+          # ./ci/run_bazel_test_with_docker.sh

.pre-commit-config.yaml

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+# Install the pre-commit hooks below with
+# 'pre-commit install'
+
+# Auto-update the version of the hooks with
+# 'pre-commit autoupdate'
+
+# Run the hooks on all files with
+# 'pre-commit run --all'
+
+repos:
+- repo: https://github.com/pre-commit/pre-commit-hooks
+  rev: 2c9f875913ee60ca25ce70243dc24d5b6415598c  # frozen: v4.6.0
+  hooks:
+  - id: check-ast
+  - id: check-merge-conflict
+  - id: check-toml
+  - id: check-yaml
+  - id: end-of-file-fixer
+    # only include python files
+    files: \.py$
+  - id: debug-statements
+    # only include python files
+    files: \.py$
+  - id: trailing-whitespace
+    # only include python files
+    files: \.py$
+
+- repo: https://github.com/astral-sh/ruff-pre-commit
+  rev: 8983acb92ee4b01924893632cf90af926fa608f0  # frozen: v0.7.0
+  hooks:
+  - id: ruff
+
+- repo: https://github.com/mwouts/jupytext
+  rev: 8ed836db64ad5d304f2315e6bfd9049c9142e190  # frozen: v1.16.4
+  hooks:
+  - id: jupytext
+    files: docs/
+    args: [--sync]