Initial GitHub workflows for Python library

Author: clareliguori

.github/workflows/check-uv-lock.yml

@@ -0,0 +1,25 @@
+name: Check uv.lock
+
+on:
+  pull_request:
+    paths:
+      - "pyproject.toml"
+      - "uv.lock"
+  push:
+    paths:
+      - "pyproject.toml"
+      - "uv.lock"
+
+jobs:
+  check-lock:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install uv
+        run: |
+          curl -LsSf https://astral.sh/uv/install.sh | sh
+          echo "$HOME/.cargo/bin" >> $GITHUB_PATH
+
+      - name: Check uv.lock is up to date
+        run: uv lock --check

.github/workflows/checks.yml

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+name: Main branch checks
+
+on:
+  push:
+    branches:
+      - main
+      - "v*.*.*"
+    tags:
+      - "v*.*.*"
+
+jobs:
+  checks:
+    uses: ./.github/workflows/python-checks.yml

.github/workflows/pull-request-checks.yml

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+name: Pull request checks
+
+on:
+  pull_request:
+
+jobs:
+  checks:
+    uses: ./.github/workflows/python-checks.yml

.github/workflows/python-checks.yml

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+name: Python Checks
+
+on:
+  workflow_call:
+
+jobs:
+  format:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install uv
+        uses: astral-sh/setup-uv@v3
+        with:
+          enable-cache: true
+
+      - name: "Set up Python"
+        uses: actions/setup-python@v5
+        with:
+          python-version-file: "src/python/.python-version"
+
+      - name: Install the project
+        run: uv sync --frozen --all-extras --dev
+        working-directory: ./src/python
+
+      - name: Run ruff format check
+        run: uv run --frozen ruff check .
+        working-directory: ./src/python
+
+  typecheck:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install uv
+        uses: astral-sh/setup-uv@v3
+        with:
+          enable-cache: true
+
+      - name: "Set up Python"
+        uses: actions/setup-python@v5
+        with:
+          python-version-file: "src/python/.python-version"
+
+      - name: Install the project
+        run: uv sync --frozen --all-extras --dev
+        working-directory: ./src/python
+
+      - name: Run pyright
+        run: uv run --frozen pyright
+        working-directory: ./src/python
+
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install uv
+        uses: astral-sh/setup-uv@v3
+        with:
+          enable-cache: true
+
+      - name: "Set up Python"
+        uses: actions/setup-python@v5
+        with:
+          python-version-file: "src/python/.python-version"
+
+      - name: Install the project
+        run: uv sync --frozen --all-extras --dev
+        working-directory: ./src/python
+
+      - name: Run pytest
+        run: uv run --frozen pytest
+        working-directory: ./src/python