Add diagram for Supplier datastore schema

Author: m-houston

internal/datastore/src/cli/diagrams.ts

@@ -1,4 +1,4 @@
-import { LetterSchema, MISchema } from '../types';
+import {LetterSchema, MISchema, SupplierSchema} from '../types';
 import { generateMermaidDiagram } from 'zod-mermaid';
 import * as fs from 'node:fs';
 
@@ -11,7 +11,7 @@ This document contains the mermaid diagrams for the data store schemas used in t
 The schemas are generated from Zod definitions and provide a visual representation of the data structure.
 `);
 
-for (const [name, schema] of Object.entries({ Letter: [LetterSchema], MI: [MISchema] })) {
+for (const [name, schema] of Object.entries({ Letter: [LetterSchema], MI: [MISchema], Supplier: [SupplierSchema] })) {
   const mermaid = generateMermaidDiagram(schema);
   fs.writeSync(out, `
 ## ${name} schema

internal/datastore/src/types.md

@@ -41,3 +41,15 @@ erDiagram
         string updatedAt
     }
 ```
+
+## Supplier schema
+
+```mermaid
+erDiagram
+    Supplier {
+        string id
+        string name
+        string apimId
+        string status "enum: ENABLED, DISABLED"
+    }
+```