Astimus

## erd-validation-diagrams.html
<!DOCTYPE html>
<html lang="ru">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>ERD Validation — Тестовые сценарии</title>
    <script src="https://cdn.jsdelivr.net/npm/mermaid@10/dist/mermaid.min.js"></script>
    <style>
        * { box-sizing: border-box; margin: 0; padding: 0; }
        body {
	<!DOCTYPE html>
	<html lang="ru">
	<head>
	<meta charset="UTF-8">
	<meta name="viewport" content="width=device-width, initial-scale=1.0">
	<title>ERD Validation — Тестовые сценарии</title>
	<script src="https://cdn.jsdelivr.net/npm/mermaid@10/dist/mermaid.min.js"></script>
	<style>
	* { box-sizing: border-box; margin: 0; padding: 0; }
	body {