feat: add Script Builder frontend types and API client

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

frontend/src/types/index.ts

@@ -93,6 +93,7 @@ export type {
 } from './kbAccelerator'
 
 export * from './scripts'
+export * from './script-builder'
 export * from './integrations'
 export * from './notification'
 export type * from './public-templates'

frontend/src/types/script-builder.ts

@@ -0,0 +1,47 @@
+export interface ScriptBuilderSessionSummary {
+  id: string
+  language: string
+  title: string | null
+  message_count: number
+  latest_script_filename: string | null
+  created_at: string
+  updated_at: string
+}
+
+export interface ScriptBuilderSessionDetail {
+  id: string
+  language: string
+  title: string | null
+  messages: ScriptBuilderMessage[]
+  latest_script: string | null
+  latest_script_filename: string | null
+  message_count: number
+  ai_session_id: string | null
+  created_at: string
+  updated_at: string
+}
+
+export interface ScriptBuilderMessage {
+  role: 'user' | 'assistant'
+  content: string
+  script?: string | null
+  script_filename?: string | null
+  line_count?: number | null
+  timestamp: string
+}
+
+export interface ScriptBuilderMessageResponse {
+  role: 'assistant'
+  content: string
+  script: string | null
+  script_filename: string | null
+  line_count: number | null
+  timestamp: string
+}
+
+export interface SaveToLibraryRequest {
+  name: string
+  description?: string
+  category_id?: string
+  share_with_team?: boolean
+}