Add convenience box command

Sources/Generator/Templates/Elements/BoxTemplate.swift

@@ -1,13 +1,13 @@
 import Foundation
 
-struct PlaceholderTemplate: Template {
+struct BoxTemplate: Template {
 
     enum Key: String, CaseIterable {
         case title = "TITLE"
         case text = "TEXT"
     }
 
-    static let templateName = "empty.html"
+    static let templateName = "box.html"
 
     var raw: String
 }

Sources/Generator/Templates/Filled/LocalizedSiteTemplate.swift

@@ -75,13 +75,7 @@ struct LocalizedSiteTemplate {
     // MARK: Content
 
     func makePlaceholder(metadata: Element.LocalizedMetadata) -> String {
-        makePlaceholder(title: metadata.placeholderTitle, text: metadata.placeholderText)
-    }
-
-    func makePlaceholder(title: String, text: String) -> String {
-        factory.placeholder.generate([
-            .title: title,
-            .text: text])
+        factory.makePlaceholder(title: metadata.placeholderTitle, text: metadata.placeholderText)
     }
 
     func makeBackLink(text: String, language: String) -> String {

Sources/Generator/Templates/TemplateFactory.swift

@@ -16,7 +16,7 @@ final class TemplateFactory {
 
     let overviewSectionClean: OverviewSectionCleanTemplate
 
-    let placeholder: PlaceholderTemplate
+    let box: BoxTemplate
 
     // MARK: Thumbnails
 
@@ -64,7 +64,7 @@ final class TemplateFactory {
         self.topBar = try .init(in: templateFolder)
         self.overviewSection = try .init(in: templateFolder)
         self.overviewSectionClean = try .init(in: templateFolder)
-        self.placeholder = try .init(in: templateFolder)
+        self.box = try .init(in: templateFolder)
         self.largeThumbnail = try .init(in: templateFolder)
         self.squareThumbnail = try .init(in: templateFolder)
         self.smallThumbnail = try .init(in: templateFolder)
@@ -75,4 +75,12 @@ final class TemplateFactory {
         self.video = try .init(in: templateFolder)
         self.html = .init()
     }
+
+    // MARK: Convenience methods
+
+    func makePlaceholder(title: String, text: String) -> String {
+        box.generate([
+            .title: title,
+            .text: text])
+    }
 }