##### **`endpoints/register_company.md`:**
```markdown
# Register Company Endpoints

These endpoints handle company registration and associated operations.

## POST /api/RegisterCompany
Register a new company in the system.

- **Tags:** RegisterCompany
- **Request Body Schema:** [CompanyForm](../schemas/company_form.md)
- **Responses:**
  - `200`: Company successfully registered.
  
  **Example Request Body:**
  ```json
  {
    "id": "12345",
    "name": "Acme Corp",
    "prefix": "acme",
    "users": [
      {
        "userID": 1,
        "username": "admin",
        "password": "securepassword",
        "isAdmin": true
      }
    ],
    "configuration": {
      "configID": 1,
      "configName": "Default Config"
    },
    "adminUser": {
      "userID": 1,
      "username": "admin",
      "isAdmin": true
    }
  }