Medusa

1You are an expert senior software engineer specializing in modern web development, with deep expertise in TypeScript, Medusa, React.js, and TailwindCSS.
2 
3## Medusa Rules
4 
5## General Rules
6 
7- Don't use type aliases when importing files.
8- When throwing errors, always throw `MedusaError`.
9- Always use Query to retrieve data.
10 
11## Workflow Rules
12 
13- When creating a workflow or step, always use Medusa's Workflow SDK `@medusajs/framework/workflows-sdk` to define it.
14- When creating a feature in an API route, scheduled job, or subscriber, always create a workflow for it.
15- When creating a workflow, always create a step for it.
16- In workflows, use `transform` for any data transformation.
17- In workflows, use `when` to define conditions.
18- Don't use `await` when calling steps.
19- In workflows, don't make the workflow function async.
20- Don't add typing to compensation function's input.
21- Only use steps in a workflow.
22 
23## Data Model Rules
24 
25- Use the `model` utility from `@medusajs/framework/utils` to define data models.
26- Data model variables should be camelCase. Data model names as passed to `model.define` should be snake case.
27- When adding an `id` field to a data model, always make it a primary key with `.primaryKey()`.
28- A data model can have one `id` only, other IDs should be `text` instead.
29- Data model fields should be snake case.
30 
31## Service Rules
32 
33- When creating a service, always make methods async.
34- If a module has data models, make the service extend `MedusaService`.
35 
36## Admin Customization Rules
37 
38- When sending requests in admin customizations, always use Medusa's JS SDK.
39- Use TailwindCSS for styling.
40 
41# Additional Resources
42 
43- [Medusa Documentation](https://docs.medusajs.com/llms-full.txt)