[Glitch] Change onboarding flow in web UI

Port 7a3dea385e to glitch-soc

Signed-off-by: Claire <claire.github-309c@sitedethib.com>

app/javascript/flavours/glitch/models/suggestion.ts

@@ -0,0 +1,12 @@
+import type { ApiSuggestionJSON } from 'flavours/glitch/api_types/suggestions';
+
+export interface Suggestion extends Omit<ApiSuggestionJSON, 'account'> {
+  account_id: string;
+}
+
+export const createSuggestion = (
+  serverJSON: ApiSuggestionJSON,
+): Suggestion => ({
+  sources: serverJSON.sources,
+  account_id: serverJSON.account.id,
+});