feat(form-compile): группировка колонок таблицы (ColumnGroup)

Новый DSL-ключ columnGroup со значением-ориентацией horizontal/vertical/inCell
для элемента <ColumnGroup> внутри columns таблицы. Поддерживает вложение,
showTitle/showInHeader/width, тихие синонимы ColumnGroup и ГруппаКолонок.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

.claude/skills/form-compile/scripts/form-compile.ps1

@@ -1,4 +1,4 @@
-# form-compile v1.19 — Compile 1C managed form from JSON or object metadata
+# form-compile v1.20 — Compile 1C managed form from JSON or object metadata
 # Source: https://github.com/Nikolay-Shirokov/cc-1c-skills
 param(
 	[string]$JsonPath,
@@ -1853,6 +1853,8 @@ function Emit-Element {
 		"UsualGroup"        = "group"
 		"Группа"            = "group"
 		"ОбычнаяГруппа"     = "group"
+		"ColumnGroup"       = "columnGroup"
+		"ГруппаКолонок"     = "columnGroup"
 		"Pages"             = "pages"
 		"ГруппаСтраниц"     = "pages"
 		"Page"              = "page"
@@ -1876,7 +1878,7 @@ function Emit-Element {
 	$typeKey = $null
 	$xmlTag = $null
 
-	foreach ($key in @("group","input","check","radio","label","labelField","table","pages","page","button","picture","picField","calendar","cmdBar","popup")) {
+	foreach ($key in @("columnGroup","group","input","check","radio","label","labelField","table","pages","page","button","picture","picField","calendar","cmdBar","popup")) {
 		if ($el.$key -ne $null) {
 			$typeKey = $key
 			break
@@ -1891,8 +1893,10 @@ function Emit-Element {
 	# Validate known keys — warn about typos and unknown properties
 	$knownKeys = @{
 		# type keys
-		"group"=1;"input"=1;"check"=1;"radio"=1;"label"=1;"labelField"=1;"table"=1;"pages"=1;"page"=1
+		"group"=1;"columnGroup"=1;"input"=1;"check"=1;"radio"=1;"label"=1;"labelField"=1;"table"=1;"pages"=1;"page"=1
 		"button"=1;"picture"=1;"picField"=1;"calendar"=1;"cmdBar"=1;"popup"=1
+		# columnGroup-specific
+		"showInHeader"=1
 		# radio-specific
 		"radioButtonType"=1;"choiceList"=1;"columnsCount"=1
 		# naming & binding
@@ -1939,6 +1943,7 @@ function Emit-Element {
 
 	switch ($typeKey) {
 		"group"    { Emit-Group -el $el -name $name -id $id -indent $indent }
+		"columnGroup" { Emit-ColumnGroup -el $el -name $name -id $id -indent $indent }
 		"input"    { Emit-Input -el $el -name $name -id $id -indent $indent }
 		"check"    { Emit-Check -el $el -name $name -id $id -indent $indent }
 		"radio"    { Emit-Radio -el $el -name $name -id $id -indent $indent }
@@ -2060,6 +2065,48 @@ function Emit-Group {
 	X "$indent</UsualGroup>"
 }
 
+function Emit-ColumnGroup {
+	param($el, [string]$name, [int]$id, [string]$indent)
+
+	X "$indent<ColumnGroup name=`"$name`" id=`"$id`">"
+	$inner = "$indent`t"
+
+	Emit-Title -el $el -name $name -indent $inner
+
+	# Group orientation (horizontal / vertical / inCell — последнее только здесь)
+	$groupVal = "$($el.columnGroup)"
+	$orientation = switch ($groupVal) {
+		"horizontal" { "Horizontal" }
+		"vertical"   { "Vertical" }
+		"inCell"     { "InCell" }
+		default      { $null }
+	}
+	if ($orientation) { X "$inner<Group>$orientation</Group>" }
+
+	if ($el.showTitle -eq $false) { X "$inner<ShowTitle>false</ShowTitle>" }
+	if ($null -ne $el.showInHeader) {
+		$shVal = if ($el.showInHeader) { "true" } else { "false" }
+		X "$inner<ShowInHeader>$shVal</ShowInHeader>"
+	}
+	if ($el.width) { X "$inner<Width>$($el.width)</Width>" }
+
+	Emit-CommonFlags -el $el -indent $inner
+
+	# Companion: ExtendedTooltip
+	Emit-Companion -tag "ExtendedTooltip" -name "${name}РасширеннаяПодсказка" -indent $inner
+
+	# Children
+	if ($el.children -and $el.children.Count -gt 0) {
+		X "$inner<ChildItems>"
+		foreach ($child in $el.children) {
+			Emit-Element -el $child -indent "$inner`t"
+		}
+		X "$inner</ChildItems>"
+	}
+
+	X "$indent</ColumnGroup>"
+}
+
 function Emit-Input {
 	param($el, [string]$name, [int]$id, [string]$indent)