ci: enforce code formatting checks for backend and frontend (#1536)

frontend/src/core/config/index.ts

@@ -9,10 +9,7 @@ function getBaseOrigin() {
 
 export function getBackendBaseURL() {
   if (env.NEXT_PUBLIC_BACKEND_BASE_URL) {
-    return new URL(
-      env.NEXT_PUBLIC_BACKEND_BASE_URL,
-      getBaseOrigin(),
-    )
+    return new URL(env.NEXT_PUBLIC_BACKEND_BASE_URL, getBaseOrigin())
       .toString()
       .replace(/\/+$/, "");
   } else {

frontend/src/core/i18n/locales/en-US.ts

@@ -281,14 +281,15 @@ export const enUS: Translations = {
     output: "Output",
     total: "Total",
   },
-  
+
   // Shortcuts
   shortcuts: {
     searchActions: "Search actions...",
     noResults: "No results found.",
     actions: "Actions",
     keyboardShortcuts: "Keyboard Shortcuts",
-    keyboardShortcutsDescription: "Navigate DeerFlow faster with keyboard shortcuts.",
+    keyboardShortcutsDescription:
+      "Navigate DeerFlow faster with keyboard shortcuts.",
     openCommandPalette: "Open Command Palette",
     toggleSidebar: "Toggle Sidebar",
   },

frontend/src/core/i18n/locales/types.ts

@@ -218,7 +218,7 @@ export interface Translations {
     output: string;
     total: string;
   };
-  
+
   // Shortcuts
   shortcuts: {
     searchActions: string;
@@ -254,16 +254,16 @@ export interface Translations {
       factDeleteConfirmTitle: string;
       factDeleteConfirmDescription: string;
       factDeleteSuccess: string;
-        noFacts: string;
-        summaryReadOnly: string;
-        memoryFullyEmpty: string;
-        factPreviewLabel: string;
-        searchPlaceholder: string;
-        filterAll: string;
-        filterFacts: string;
-        filterSummaries: string;
-        noMatches: string;
-        markdown: {
+      noFacts: string;
+      summaryReadOnly: string;
+      memoryFullyEmpty: string;
+      factPreviewLabel: string;
+      searchPlaceholder: string;
+      filterAll: string;
+      filterFacts: string;
+      filterSummaries: string;
+      noMatches: string;
+      markdown: {
         overview: string;
         userContext: string;
         work: string;

frontend/src/core/i18n/locales/zh-CN.ts

@@ -268,7 +268,7 @@ export const zhCN: Translations = {
     output: "输出",
     total: "总计",
   },
-  
+
   // Shortcuts
   shortcuts: {
     searchActions: "搜索操作...",
@@ -308,7 +308,8 @@ export const zhCN: Translations = {
         "这条事实会立即从记忆中删除。此操作无法撤销。",
       factDeleteSuccess: "事实已删除",
       noFacts: "还没有保存的事实。",
-      summaryReadOnly: "摘要分区当前仍为只读。现在你可以清空全部记忆或删除单条事实。",
+      summaryReadOnly:
+        "摘要分区当前仍为只读。现在你可以清空全部记忆或删除单条事实。",
       memoryFullyEmpty: "还没有保存任何记忆。",
       factPreviewLabel: "即将删除的事实",
       searchPlaceholder: "搜索记忆",

frontend/src/core/mcp/api.ts

@@ -8,14 +8,12 @@ export async function loadMCPConfig() {
 }
 
 export async function updateMCPConfig(config: MCPConfig) {
-  const response = await fetch(`${getBackendBaseURL()}/api/mcp/config`,
-    {
-      method: "PUT",
-      headers: {
-        "Content-Type": "application/json",
-      },
-      body: JSON.stringify(config),
+  const response = await fetch(`${getBackendBaseURL()}/api/mcp/config`, {
+    method: "PUT",
+    headers: {
+      "Content-Type": "application/json",
     },
-  );
+    body: JSON.stringify(config),
+  });
   return response.json();
 }

frontend/src/core/memory/api.ts

@@ -10,7 +10,9 @@ async function readMemoryResponse(
     const errorData = (await response.json().catch(() => ({}))) as {
       detail?: string;
     };
-    throw new Error(errorData.detail ?? `${fallbackMessage}: ${response.statusText}`);
+    throw new Error(
+      errorData.detail ?? `${fallbackMessage}: ${response.statusText}`,
+    );
   }
 
   return response.json() as Promise<UserMemory>;

frontend/src/core/messages/usage.ts

@@ -10,9 +10,7 @@ export interface TokenUsage {
  * Extract usage_metadata from an AI message if present.
  * The field is added by the backend (PR #1218) but not typed in the SDK.
  */
-function getUsageMetadata(
-  message: Message,
-): TokenUsage | null {
+function getUsageMetadata(message: Message): TokenUsage | null {
   if (message.type !== "ai") {
     return null;
   }

frontend/src/core/messages/utils.ts

@@ -127,7 +127,10 @@ export function groupMessages<T>(
 
 export function extractTextFromMessage(message: Message) {
   if (typeof message.content === "string") {
-    return splitInlineReasoningFromAIMessage(message)?.content ?? message.content.trim();
+    return (
+      splitInlineReasoningFromAIMessage(message)?.content ??
+      message.content.trim()
+    );
   }
   if (Array.isArray(message.content)) {
     return message.content
@@ -167,7 +170,10 @@ function splitInlineReasoningFromAIMessage(message: Message) {
 
 export function extractContentFromMessage(message: Message) {
   if (typeof message.content === "string") {
-    return splitInlineReasoningFromAIMessage(message)?.content ?? message.content.trim();
+    return (
+      splitInlineReasoningFromAIMessage(message)?.content ??
+      message.content.trim()
+    );
   }
   if (Array.isArray(message.content)) {
     return message.content
@@ -233,8 +239,11 @@ export function extractURLFromImageURLContent(
 export function hasContent(message: Message) {
   if (typeof message.content === "string") {
     return (
-      splitInlineReasoningFromAIMessage(message)?.content ?? message.content.trim()
-    ).length > 0;
+      (
+        splitInlineReasoningFromAIMessage(message)?.content ??
+        message.content.trim()
+      ).length > 0
+    );
   }
   if (Array.isArray(message.content)) {
     return message.content.length > 0;

frontend/src/core/threads/export.ts

@@ -105,9 +105,7 @@ export function formatThreadAsJSON(
 }
 
 function sanitizeFilename(name: string): string {
-  return (
-    name.replace(/[^\p{L}\p{N}_\- ]/gu, "").trim() || "conversation"
-  );
+  return name.replace(/[^\p{L}\p{N}_\- ]/gu, "").trim() || "conversation";
 }
 
 export function downloadAsFile(

frontend/src/core/threads/hooks.ts

@@ -429,7 +429,8 @@ export function useThreads(
       // Preserve prior semantics: if a non-positive limit is explicitly provided,
       // delegate to a single search call with the original parameters.
       if (maxResults !== undefined && maxResults <= 0) {
-        const response = await apiClient.threads.search<AgentThreadState>(params);
+        const response =
+          await apiClient.threads.search<AgentThreadState>(params);
         return response as AgentThread[];
       }
 

frontend/src/core/uploads/api.ts

@@ -33,9 +33,7 @@ async function readErrorDetail(
   response: Response,
   fallback: string,
 ): Promise<string> {
-  const error = await response
-    .json()
-    .catch(() => ({ detail: fallback }));
+  const error = await response.json().catch(() => ({ detail: fallback }));
   return error.detail ?? fallback;
 }