ENG-1075: Ruff CI (#17)

.github/workflows/ci.yml

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+# Continuous Integration workflow. For more information see:
+# https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-python
+# https://docs.astral.sh/ruff/integrations/#github-actions
+
+name: CI
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+
+jobs:
+  lint-format-test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: "3.11"
+          cache: pip
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install -r requirements.txt
+      - name: Lint & format with ruff
+        run: |
+          ruff check --output-format github .
+          ruff format --check .
+      # (Enable this step once we have unit tests)
+      # - name: Test with pytest
+      #   run: pytest -v

Makefile

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+# Add "test" once we have unit tests
+all: deps format lint # test
+
+deps:
+	python -m pip install -r requirements.txt
+
+format: deps
+	ruff format .
+
+lint: deps
+	ruff check --fix --output-format full .
+
+test: deps
+	pytest -v
+
+.PHONY: all deps format lint test

requirements.txt

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+pytest ~= 8.2
+ruff ~= 0.5