refactor: merge protocol cores as SETProtocol

doc/build-setprotocol-html.ps1

@@ -0,0 +1,32 @@
+[CmdletBinding()]
+param()
+
+$ErrorActionPreference = 'Stop'
+$outputPath = Join-Path $PSScriptRoot 'setprotocol.html'
+$sourcePath = Join-Path $PSScriptRoot '..\c\set-protocol\docs\SETPROTOCOL.md'
+
+$markdown = Get-Content -Raw -LiteralPath $sourcePath -Encoding UTF8
+$html = (ConvertFrom-Markdown -InputObject $markdown).Html
+$generatedBlock = @"
+<!-- SETPROTOCOL:START -->
+<article class="card full-doc" data-source="c/set-protocol/docs/SETPROTOCOL.md">
+$html
+</article>
+<!-- SETPROTOCOL:END -->
+"@
+
+$page = Get-Content -Raw -LiteralPath $outputPath -Encoding UTF8
+$pattern = '(?s)<!-- SETPROTOCOL:START -->.*?<!-- SETPROTOCOL:END -->'
+if ($page -notmatch $pattern) {
+    throw 'Не найдены маркеры SETPROTOCOL:START/END в doc/setprotocol.html.'
+}
+
+$page = [regex]::Replace($page, $pattern, [System.Text.RegularExpressions.MatchEvaluator]{
+    param($match)
+    $generatedBlock
+}, 1)
+
+$page = $page.TrimEnd("`r", "`n") + [Environment]::NewLine
+$utf8WithoutBom = [System.Text.UTF8Encoding]::new($false)
+[System.IO.File]::WriteAllText($outputPath, $page, $utf8WithoutBom)
+Write-Host "[DONE] SETProtocol HTML: $outputPath"