Test with supported logstash versions #20

	name: Validate configuration syntax
	on: [push, workflow_dispatch]
	jobs:
	test-syntax:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	logstash-version: ['8.14.1', '7.17.22']
	steps:
	- uses: actions/checkout@v4
	- run: \|
Check failure on line 11 in .github/workflows/test_config_syntax.yml View workflow run for this annotation GitHub Actions / Validate configuration syntax Invalid workflow file `The workflow is not valid. .github/workflows/test_config_syntax.yml (Line: 11, Col: 14): Unrecognized named-value: 'logstash-version'. Located at position 1 within expression: logstash-version`
	docker run --rm \
	--volume ./postfix.grok:/etc/logstash/patterns.d/postfix.grok \
	--volume ./50-filter-postfix.conf:/usr/share/logstash/pipeline/50-filter-postfix.conf \
	logstash:${{logstash-version}} \
	logstash --config.test_and_exit -f /usr/share/logstash/pipeline/50-filter-postfix.conf

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