story-kit: merge 301_story_dedicated_token_usage_page_in_web_ui

frontend/src/api/client.ts

@@ -157,6 +157,22 @@ export interface TokenCostResponse {
 	agents: AgentCostEntry[];
 }
 
+export interface TokenUsageRecord {
+	story_id: string;
+	agent_name: string;
+	model: string | null;
+	timestamp: string;
+	input_tokens: number;
+	output_tokens: number;
+	cache_creation_input_tokens: number;
+	cache_read_input_tokens: number;
+	total_cost_usd: number;
+}
+
+export interface AllTokenUsageResponse {
+	records: TokenUsageRecord[];
+}
+
 export interface CommandOutput {
 	stdout: string;
 	stderr: string;
@@ -337,6 +353,9 @@ export const api = {
 			baseUrl,
 		);
 	},
+	getAllTokenUsage(baseUrl?: string) {
+		return requestJson<AllTokenUsageResponse>("/token-usage", {}, baseUrl);
+	},
 	/** Approve a story in QA, moving it to merge. */
 	approveQa(storyId: string) {
 		return callMcpTool("approve_qa", { story_id: storyId });