Add customer management features to CRM module

.builderrules

@@ -1 +1,325 @@
-Make sure when generating with MUI components look at the examples in src/* for correct usage of this code on the specific MUI versions we use and patterns we want to replicate.
+Make sure when generating with MUI components look at the examples in src/* for correct usage of this code on the specific MUI versions we use and patterns we want to replicate.
+
+When doing any thing with user data, use this internal API of ours:
+
+# Users API
+
+A RESTful API for managing user data, built with Cloudflare Workers and D1 database.
+
+## Base URL
+
+```
+https://user-api.builder-io.workers.dev/api
+```
+
+## Authentication
+
+No authentication required for public endpoints.
+
+## Endpoints
+
+### List Users
+
+Returns a paginated list of users with optional search and sorting capabilities.
+
+```
+GET /users
+```
+
+#### Query Parameters
+
+| Parameter | Type    | Default      | Description                                              |
+| --------- | ------- | ------------ | -------------------------------------------------------- |
+| `page`    | integer | 1            | Page number for pagination                               |
+| `perPage` | integer | 10           | Number of results per page                               |
+| `search`  | string  | -            | Search users by first name, last name, email, or city    |
+| `sortBy`  | string  | "first_name" | Field to sort results by                                 |
+| `span`    | string  | "week"       | Time span view ("week" or "month") - affects page offset |
+
+#### Supported Sort Fields
+
+- `name.first` - Sort by first name
+- `name.last` - Sort by last name
+- `location.city` - Sort by city
+- `location.country` - Sort by country
+- `dob.age` - Sort by age
+- `registered.date` - Sort by registration date
+
+#### Example Request
+
+```bash
+curl "https://user-api.builder-io.workers.dev/api/users?page=1&perPage=20&search=john&sortBy=name.first"
+```
+
+#### Example Response
+
+```json
+{
+  "page": 1,
+  "perPage": 20,
+  "total": 500,
+  "span": "week",
+  "effectivePage": 1,
+  "data": [
+    {
+      "login": {
+        "uuid": "test-uuid-1",
+        "username": "testuser1",
+        "password": "password"
+      },
+      "name": {
+        "title": "Mr",
+        "first": "John",
+        "last": "Doe"
+      },
+      "gender": "male",
+      "location": {
+        "street": {
+          "number": 123,
+          "name": "Main St"
+        },
+        "city": "New York",
+        "state": "NY",
+        "country": "USA",
+        "postcode": "10001",
+        "coordinates": {
+          "latitude": 40.7128,
+          "longitude": -74.006
+        },
+        "timezone": {
+          "offset": "-05:00",
+          "description": "Eastern Time"
+        }
+      },
+      "email": "[email protected]",
+      "dob": {
+        "date": "1990-01-01",
+        "age": 34
+      },
+      "registered": {
+        "date": "2020-01-01",
+        "age": 4
+      },
+      "phone": "555-0123",
+      "cell": "555-0124",
+      "picture": {
+        "large": "https://example.com/pic1.jpg",
+        "medium": "https://example.com/pic1-med.jpg",
+        "thumbnail": "https://example.com/pic1-thumb.jpg"
+      },
+      "nat": "US"
+    }
+  ]
+}
+```
+
+### Get User
+
+Retrieve a specific user by UUID, username, or email.
+
+```
+GET /users/:id
+```
+
+#### Parameters
+
+| Parameter | Type   | Description                   |
+| --------- | ------ | ----------------------------- |
+| `id`      | string | User UUID, username, or email |
+
+#### Example Request
+
+```bash
+curl "https://user-api.builder-io.workers.dev/api/users/testuser1"
+```
+
+### Create User
+
+Create a new user.
+
+```
+POST /users
+```
+
+#### Request Body
+
+```json
+{
+  "email": "[email protected]",
+  "login": {
+    "username": "newuser",
+    "password": "securepassword"
+  },
+  "name": {
+    "first": "New",
+    "last": "User",
+    "title": "Mr"
+  },
+  "gender": "male",
+  "location": {
+    "street": {
+      "number": 456,
+      "name": "Oak Avenue"
+    },
+    "city": "Los Angeles",
+    "state": "CA",
+    "country": "USA",
+    "postcode": "90001"
+  }
+}
+```
+
+#### Required Fields
+
+- `email`
+- `login.username`
+- `name.first`
+- `name.last`
+
+#### Example Response
+
+```json
+{
+  "success": true,
+  "uuid": "generated-uuid-here",
+  "message": "User created successfully"
+}
+```
+
+### Update User
+
+Update an existing user's information.
+
+```
+PUT /users/:id
+```
+
+#### Parameters
+
+| Parameter | Type   | Description                   |
+| --------- | ------ | ----------------------------- |
+| `id`      | string | User UUID, username, or email |
+
+#### Request Body
+
+Include only the fields you want to update:
+
+```json
+{
+  "name": {
+    "first": "Updated"
+  },
+  "location": {
+    "city": "San Francisco"
+  }
+}
+```
+
+#### Example Response
+
+```json
+{
+  "success": true,
+  "message": "User updated successfully"
+}
+```
+
+### Delete User
+
+Delete a user from the system.
+
+```
+DELETE /users/:id
+```
+
+#### Parameters
+
+| Parameter | Type   | Description                   |
+| --------- | ------ | ----------------------------- |
+| `id`      | string | User UUID, username, or email |
+
+#### Example Response
+
+```json
+{
+  "success": true,
+  "message": "User deleted successfully"
+}
+```
+
+## Error Handling
+
+All errors return appropriate HTTP status codes with a JSON error response:
+
+```json
+{
+  "error": "Error message here"
+}
+```
+
+### Common Status Codes
+
+- `200` - Success
+- `201` - Created
+- `400` - Bad Request
+- `404` - Not Found
+- `405` - Method Not Allowed
+- `500` - Internal Server Error
+
+## CORS
+
+The API supports CORS with the following headers:
+
+- `Access-Control-Allow-Origin: *`
+- `Access-Control-Allow-Methods: GET, POST, PUT, DELETE, OPTIONS`
+- `Access-Control-Allow-Headers: Content-Type`
+
+## Rate Limiting
+
+No rate limiting is currently implemented.
+
+## Examples
+
+### Search for users named "John"
+
+```bash
+curl "https://user-api.builder-io.workers.dev/api/users?search=john"
+```
+
+### Get users sorted by age
+
+```bash
+curl "https://user-api.builder-io.workers.dev/api/users?sortBy=dob.age"
+```
+
+### Get page 2 with 50 results per page
+
+```bash
+curl "https://user-api.builder-io.workers.dev/api/users?page=2&perPage=50"
+```
+
+### Create a new user
+
+```bash
+curl -X POST https://user-api.builder-io.workers.dev/api/users \
+  -H "Content-Type: application/json" \
+  -d '{
+    "email": "[email protected]",
+    "login": {"username": "janesmith"},
+    "name": {"first": "Jane", "last": "Smith"}
+  }'
+```
+
+### Update a user's city
+
+```bash
+curl -X PUT https://user-api.builder-io.workers.dev/api/users/janesmith \
+  -H "Content-Type: application/json" \
+  -d '{"location": {"city": "Boston"}}'
+```
+
+### Delete a user
+
+```bash
+curl -X DELETE https://user-api.builder-io.workers.dev/api/users/janesmith
+```