feat(ci): add GitHub Actions workflow and Makefile for deploy_gcp

.github/workflows/ci.yml

@@ -0,0 +1,22 @@
+name: CI
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+
+jobs:
+  check:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install uv
+        uses: astral-sh/setup-uv@v4
+
+      # Also installs the Python version pinned in .python-version.
+      - name: Install dependencies
+        run: uv sync --all-extras --dev
+
+      - name: make check
+        run: make check

Makefile

@@ -0,0 +1,28 @@
+# Convenience targets for local dev and CI.
+# Scoped to deploy_gcp; deploy_tee will be added once its checks are clean.
+
+PKG := deploy_gcp
+
+.PHONY: help lint format format-check typecheck check
+
+help:
+	@echo "Targets:"
+	@echo "  check         lint + format-check + typecheck (what CI runs)"
+	@echo "  lint          ruff check"
+	@echo "  format        ruff format (writes changes)"
+	@echo "  format-check  ruff format --check"
+	@echo "  typecheck     ty check"
+
+check: lint format-check typecheck
+
+lint:
+	uv run ruff check $(PKG)
+
+format:
+	uv run ruff format $(PKG)
+
+format-check:
+	uv run ruff format --check $(PKG)
+
+typecheck:
+	uv run ty check $(PKG)