Fix workflows binding to create a workflow without arguments

[bruxodasilva]

Fixes WOR-317.

Fix workflows binding to create a workflow without arguments. If no argument were passed, the wrangler local dev would fail. Now we validate that the arguments exist, and if not, manage the creation of the necessary variables.

---

• Tests
  • TODO (before merge)
  • Tests included
  • Tests not necessary because: workflows-shared is managed by the workflows team
• E2E Tests CI Job required? (Use "e2e" label or ask maintainer to run separately)
  • I don't know
  • Required
  • Not required because: workflows does not have them
• Public documentation
  • TODO (before merge)
  • Cloudflare docs PR(s):
  • Documentation not necessary because: no modifications to the feature usage

[changeset-bot]

🦋 Changeset detected

Latest commit: 9d98a7f

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 1 package

Name	Type
@cloudflare/workflows-shared	Patch

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[github-actions]

A wrangler prerelease is available for testing. You can install this latest build in your project with:

npm install --save-dev https://prerelease-registry.devprod.cloudflare.dev/workers-sdk/runs/11781314840/npm-package-wrangler-7225

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npx https://prerelease-registry.devprod.cloudflare.dev/workers-sdk/runs/11781314840/npm-package-create-cloudflare-7225 --no-auto-update

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npm install https://prerelease-registry.devprod.cloudflare.dev/workers-sdk/runs/11781314840/npm-package-cloudflare-pages-shared-7225

npm install https://prerelease-registry.devprod.cloudflare.dev/workers-sdk/runs/11781314840/npm-package-cloudflare-vitest-pool-workers-7225

npm install https://prerelease-registry.devprod.cloudflare.dev/workers-sdk/runs/11781314840/npm-package-cloudflare-workers-editor-shared-7225

npm install https://prerelease-registry.devprod.cloudflare.dev/workers-sdk/runs/11781314840/npm-package-cloudflare-workers-shared-7225

npm install https://prerelease-registry.devprod.cloudflare.dev/workers-sdk/runs/11781314840/npm-package-cloudflare-workflows-shared-7225

Note that these links will no longer work once the GitHub Actions artifact expires.

---

wrangler@3.86.0 includes the following runtime dependencies:

Package	Constraint	Resolved
miniflare	workspace:*	3.20241106.0
workerd	1.20241106.1	1.20241106.1
workerd --version	1.20241106.1	2024-11-06

Please ensure constraints are pinned, and miniflare/workerd minor versions match.

[penalosa]

Any reason this can't be:

Suggested change

	public async create(
	options: WorkflowInstanceCreateOptions
	): Promise<WorkflowInstance> {
	const id = options?.id ? options?.id : crypto.randomUUID();
	const params = options?.params ? options?.params : {};
	public async create(
	{ id = crypto.randomUUID(), params = {}}: WorkflowInstanceCreateOptions
	): Promise<WorkflowInstance> {