feat: user-managed templates

src/renderer/navigation/activityBehavior.ts

@@ -1,7 +1,7 @@
 import type { Tab } from '../store/appStore';
 import type { SidebarView } from './sidebarViewRegistry';
 
-export type ActivityId = 'posts' | 'pages' | 'media' | 'scripts' | 'tags' | 'chat' | 'import' | 'git' | 'settings';
+export type ActivityId = 'posts' | 'pages' | 'media' | 'scripts' | 'templates' | 'tags' | 'chat' | 'import' | 'git' | 'settings';
 
 export interface ActivitySnapshot {
   activeView: SidebarView;
@@ -50,6 +50,13 @@ const ACTIVITY_CONFIG: Record<ActivityId, ActivityConfig> = {
     activeStrategy: 'sidebar-owner',
     clickStrategy: 'sidebar-toggle',
   },
+  templates: {
+    id: 'templates',
+    view: 'templates',
+    labelKey: 'activity.templates',
+    activeStrategy: 'sidebar-owner',
+    clickStrategy: 'sidebar-toggle',
+  },
   tags: {
     id: 'tags',
     view: 'tags',

src/renderer/navigation/editorRouting.ts

@@ -16,7 +16,8 @@ export type EditorRoute =
   | 'documentation'
   | 'api-documentation'
   | 'site-validation'
-  | 'scripts';
+  | 'scripts'
+  | 'templates';
 
 export const EDITOR_TAB_ROUTE_REGISTRY: Record<TabType, Exclude<EditorRoute, 'dashboard'>> = {
   post: 'post',
@@ -33,6 +34,7 @@ export const EDITOR_TAB_ROUTE_REGISTRY: Record<TabType, Exclude<EditorRoute, 'da
   'api-documentation': 'api-documentation',
   'site-validation': 'site-validation',
   scripts: 'scripts',
+  templates: 'templates',
 };
 
 export interface EditorRouteResolution {

src/renderer/navigation/sidebarViewRegistry.ts

@@ -3,6 +3,7 @@ export const SIDEBAR_VIEW_REGISTRY = [
   'pages',
   'media',
   'scripts',
+  'templates',
   'settings',
   'tags',
   'chat',

src/renderer/navigation/tabPolicy.ts

@@ -20,6 +20,7 @@ export interface CanonicalTabSpec {
 export type EntityTabType = 'post' | 'media';
 export type EntityTabOpenIntent = 'preview' | 'pin';
 export type ScriptTabOpenIntent = 'preview' | 'pin';
+export type TemplateTabOpenIntent = 'preview' | 'pin';
 export type GitDiffResourceOpenIntent = 'preview' | 'pin';
 
 const SINGLETON_TOOL_TAB_REGISTRY: Record<SingletonToolTabKey, CanonicalTabSpec> = {
@@ -112,6 +113,22 @@ export function openScriptTab(
   openTab(getScriptTabSpec(scriptId, intent));
 }
 
+export function getTemplateTabSpec(templateId: string, intent: TemplateTabOpenIntent): CanonicalTabSpec {
+  return {
+    type: 'templates',
+    id: templateId,
+    isTransient: intent === 'preview',
+  };
+}
+
+export function openTemplateTab(
+  openTab: (tab: CanonicalTabSpec) => void,
+  templateId: string,
+  intent: TemplateTabOpenIntent,
+): void {
+  openTab(getTemplateTabSpec(templateId, intent));
+}
+
 export function getGitDiffFileTabId(filePath: string): string {
   return `git-diff:${filePath}`;
 }