Use integrated field rotation exposure limit #80

	# Filename: .github/workflows/basic-checks.yml
	# Objective: Verify syntax, headers, and lightweight regression tests on push/PR.

	name: basic-checks

	on:
	pull_request:
	push:
	branches:
	- main

	jobs:
	checks:
	name: Syntax and regression checks
	runs-on: ubuntu-latest

	strategy:
	matrix:
	python-version: ["3.11", "3.12", "3.13"]

	steps:
	- uses: actions/checkout@v6

	- name: Set up Python
	uses: actions/setup-python@v6
	with:
	python-version: ${{ matrix.python-version }}

	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install -r requirements.txt

	- name: Check syntax on tracked Python files
	run: python -m py_compile $(git ls-files '*.py')

	- name: Verify Garmt headers present
	run: \|
	echo "Checking Garmt headers (Filename / Version / Objective)..."
	failed=0
	while IFS= read -r f; do
	if ! head -10 "$f" \| grep -q "Filename:"; then
	echo "MISSING Garmt header: $f"
	failed=1
	fi
	done < <(git ls-files '*.py' \| grep -v '__init__')
	if [ "$failed" -eq 1 ]; then
	echo "One or more files missing Garmt header."
	exit 1
	fi
	echo "All headers present."

	- name: Run regression tests
	run: \|
	for t in dev/test_*.py; do
	echo "Running $t"
	python "$t"
	done

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