feat(coding): add PI-105 product file host API

electron/api/context.ts

@@ -14,6 +14,7 @@ import type {
 import type { StaticArtifactSnapshot } from '../services/static-release-server';
 import type { BackgroundLifecycleController } from '../main/background-lifecycle';
 import type { ReleaseJobManager } from '../services/release-job';
+import type { CodingProductComposition } from './coding-product-services';
 
 export type WorksSubmissionBindingStore = ReturnType<typeof createWorksSubmissionBindingStore>;
 
@@ -77,4 +78,5 @@ export interface HostApiContext {
   imageWorkspace?: DesignWorkspaceModule;
   lifecycle?: BackgroundLifecycleController;
   releaseJobs?: ReleaseJobManager;
+  codingProducts?: CodingProductComposition;
 }