chore(tracer): make ddtrace.Tracer a singleton #87043

	name: pr-name
	on:
	pull_request:
	types: ['opened', 'edited', 'reopened', 'synchronize']
	branches-ignore:
	- "[0-9]+.[0-9]+"

	jobs:
	pr_name_lint:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	with:
	persist-credentials: false
	fetch-depth: 0
	- uses: actions/setup-node@v4
	name: Install Node.js
	with:
	node-version: 16
	- name: Install dependencies
	run: \|
	npm install @commitlint/[email protected] @commitlint/[email protected] @commitlint/[email protected] @actions/core
	- name: Lint PR name
	uses: actions/[email protected]
	with:
	script: \|
	const load = require('@commitlint/load').default;
	const lint = require('@commitlint/lint').default;

	const CONFIG = {
	extends: ['./commitlint.config.js'],
	};

	const title = context.payload.pull_request.title;

	core.info(`Linting: ${title}`);

	load(CONFIG)
	.then((opts) => {
	lint(
	title,
	opts.rules,
	opts.parserPreset ? {parserOpts: opts.parserPreset.parserOpts} : {}
	).then((report) => {
	report.warnings.forEach((warning) => {
	core.warning(warning.message);
	});

	report.errors.forEach((error) => {
	core.error(error.message);
	});

	if (!report.valid) {
	core.setFailed("PR title linting failed");
	}
	});
	});

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