diff --git a/extensions/feishu/src/async.ts b/extensions/feishu/src/async.ts
index 6a175849ca9..9c59be09135 100644
--- a/extensions/feishu/src/async.ts
+++ b/extensions/feishu/src/async.ts
@@ -1,7 +1,7 @@
 const RACE_TIMEOUT = Symbol("race-timeout");
 const RACE_ABORT = Symbol("race-abort");
 
-export type RaceWithTimeoutAndAbortResult<T> =
+type RaceWithTimeoutAndAbortResult<T> =
   | { status: "resolved"; value: T }
   | { status: "timeout" }
   | { status: "aborted" };
diff --git a/extensions/feishu/src/bot-content.ts b/extensions/feishu/src/bot-content.ts
index d9a2c88fa0e..9d7cea86ec7 100644
--- a/extensions/feishu/src/bot-content.ts
+++ b/extensions/feishu/src/bot-content.ts
@@ -7,7 +7,7 @@ import { parsePostContent } from "./post.js";
 import { getFeishuRuntime } from "./runtime.js";
 import type { FeishuChatType, FeishuMediaInfo } from "./types.js";
 
-export type FeishuMention = {
+type FeishuMention = {
   key: string;
   id: {
     open_id?: string;
@@ -37,11 +37,11 @@ type FeishuMessageLike = {
   };
 };
 
-export type GroupSessionScope = "group" | "group_sender" | "group_topic" | "group_topic_sender";
+type GroupSessionScope = "group" | "group_sender" | "group_topic" | "group_topic_sender";
 
 type FeishuLogger = (...args: unknown[]) => void;
 
-export type ResolvedFeishuGroupSession = {
+type ResolvedFeishuGroupSession = {
   peerId: string;
   parentPeer: { kind: "group"; id: string } | null;
   groupSessionScope: GroupSessionScope;
@@ -299,7 +299,7 @@ export function normalizeFeishuCommandProbeBody(text: string): string {
     .trim();
 }
 
-export function parseMediaKeys(
+function parseMediaKeys(
   content: string,
   messageType: string,
 ): { imageKey?: string; fileKey?: string; fileName?: string } {
diff --git a/extensions/feishu/src/card-interaction.ts b/extensions/feishu/src/card-interaction.ts
index 0b3f5a1a2b2..7731cd2bae4 100644
--- a/extensions/feishu/src/card-interaction.ts
+++ b/extensions/feishu/src/card-interaction.ts
@@ -2,17 +2,10 @@ import { isRecord } from "./comment-shared.js";
 
 export const FEISHU_CARD_INTERACTION_VERSION = "ocf1";
 
-export type FeishuCardInteractionKind = "button" | "quick" | "meta";
-export type FeishuCardInteractionReason =
-  | "malformed"
-  | "stale"
-  | "wrong_user"
-  | "wrong_conversation";
+type FeishuCardInteractionKind = "button" | "quick" | "meta";
+type FeishuCardInteractionReason = "malformed" | "stale" | "wrong_user" | "wrong_conversation";
 
-export type FeishuCardInteractionMetadata = Record<
-  string,
-  string | number | boolean | null | undefined
->;
+type FeishuCardInteractionMetadata = Record<string, string | number | boolean | null | undefined>;
 
 export type FeishuCardInteractionEnvelope = {
   oc: typeof FEISHU_CARD_INTERACTION_VERSION;
@@ -29,7 +22,7 @@ export type FeishuCardInteractionEnvelope = {
   };
 };
 
-export type FeishuCardActionEventLike = {
+type FeishuCardActionEventLike = {
   operator: {
     open_id?: string;
   };
@@ -41,7 +34,7 @@ export type FeishuCardActionEventLike = {
   };
 };
 
-export type DecodedFeishuCardAction =
+type DecodedFeishuCardAction =
   | {
       kind: "structured";
       envelope: FeishuCardInteractionEnvelope;
diff --git a/extensions/feishu/src/card-ux-launcher.ts b/extensions/feishu/src/card-ux-launcher.ts
index 015572cd6b6..39a9bf45af9 100644
--- a/extensions/feishu/src/card-ux-launcher.ts
+++ b/extensions/feishu/src/card-ux-launcher.ts
@@ -5,7 +5,7 @@ import { FEISHU_APPROVAL_REQUEST_ACTION } from "./card-ux-approval.js";
 import { buildFeishuCardButton, buildFeishuCardInteractionContext } from "./card-ux-shared.js";
 import { sendCardFeishu } from "./send.js";
 
-export const FEISHU_QUICK_ACTION_CARD_TTL_MS = 10 * 60_000;
+const FEISHU_QUICK_ACTION_CARD_TTL_MS = 10 * 60_000;
 
 const QUICK_ACTION_MENU_KEYS = new Set(["quick-actions", "quick_actions", "launcher"]);
 
diff --git a/extensions/feishu/src/comment-dispatcher.ts b/extensions/feishu/src/comment-dispatcher.ts
index af255f60d84..f4415e3eff8 100644
--- a/extensions/feishu/src/comment-dispatcher.ts
+++ b/extensions/feishu/src/comment-dispatcher.ts
@@ -12,7 +12,7 @@ import type { CommentFileType } from "./comment-target.js";
 import { deliverCommentThreadText } from "./drive.js";
 import { getFeishuRuntime } from "./runtime.js";
 
-export type CreateFeishuCommentReplyDispatcherParams = {
+type CreateFeishuCommentReplyDispatcherParams = {
   cfg: ClawdbotConfig;
   agentId: string;
   runtime: RuntimeEnv;
diff --git a/extensions/feishu/src/comment-shared.ts b/extensions/feishu/src/comment-shared.ts
index 41ce3c178e5..4b9ee90a577 100644
--- a/extensions/feishu/src/comment-shared.ts
+++ b/extensions/feishu/src/comment-shared.ts
@@ -1,5 +1,4 @@
 import {
-  hasNonEmptyString as sharedHasNonEmptyString,
   isRecord as sharedIsRecord,
   normalizeOptionalString,
   readStringValue,
@@ -24,8 +23,6 @@ export const normalizeString = normalizeOptionalString;
 
 export const isRecord = sharedIsRecord;
 
-export const hasNonEmptyString = sharedHasNonEmptyString;
-
 export function formatFeishuApiError(
   error: unknown,
   options: {
@@ -64,18 +61,18 @@ export function formatFeishuApiError(
   });
 }
 
-export type ParsedCommentDocumentRef = {
+type ParsedCommentDocumentRef = {
   fileType?: CommentFileType;
   fileToken?: string;
 };
 
-export type ParsedCommentMention = {
+type ParsedCommentMention = {
   userId: string;
   displayText: string;
   isBotMention: boolean;
 };
 
-export type ParsedCommentLinkedDocumentKind =
+type ParsedCommentLinkedDocumentKind =
   | CommentFileType
   | "wiki"
   | "mindnote"
@@ -83,7 +80,7 @@ export type ParsedCommentLinkedDocumentKind =
   | "base"
   | "unknown";
 
-export type ParsedCommentResolvedDocumentType = Exclude<
+type ParsedCommentResolvedDocumentType = Exclude<
   ParsedCommentLinkedDocumentKind,
   "wiki" | "unknown"
 >;
diff --git a/extensions/feishu/src/comment-target.ts b/extensions/feishu/src/comment-target.ts
index d122deba0e8..bde952d8e21 100644
--- a/extensions/feishu/src/comment-target.ts
+++ b/extensions/feishu/src/comment-target.ts
@@ -9,7 +9,7 @@ export function normalizeCommentFileType(value: unknown): CommentFileType | unde
     : undefined;
 }
 
-export type FeishuCommentTarget = {
+type FeishuCommentTarget = {
   fileType: CommentFileType;
   fileToken: string;
   commentId: string;
diff --git a/extensions/feishu/src/docx-color-text.ts b/extensions/feishu/src/docx-color-text.ts
index 0c6d7b503f6..6b463aa1f2f 100644
--- a/extensions/feishu/src/docx-color-text.ts
+++ b/extensions/feishu/src/docx-color-text.ts
@@ -59,7 +59,7 @@ type DocxTextElement = NonNullable<
  *   [bold]text[/bold]             → bold
  *   [green bold]text[/green]      → green + bold
  */
-export function parseColorMarkup(content: string): Segment[] {
+function parseColorMarkup(content: string): Segment[] {
   const segments: Segment[] = [];
   // Only [known_tag]...[/...] pairs are treated as markup.  Using an open
   // pattern like \[([^\]]+)\] would match any bracket token — e.g. [Q1] —
diff --git a/extensions/feishu/src/docx-table-ops.ts b/extensions/feishu/src/docx-table-ops.ts
index 5670aaecae2..1acef669fad 100644
--- a/extensions/feishu/src/docx-table-ops.ts
+++ b/extensions/feishu/src/docx-table-ops.ts
@@ -61,10 +61,7 @@ function createDescendantTable(
   };
 }
 
-export function calculateAdaptiveColumnWidths(
-  blocks: FeishuDocxBlock[],
-  tableBlockId: string,
-): number[] {
+function calculateAdaptiveColumnWidths(blocks: FeishuDocxBlock[], tableBlockId: string): number[] {
   // Find the table block
   const tableBlock = blocks.find((b) => b.block_id === tableBlockId && b.block_type === 31);
 
diff --git a/extensions/feishu/src/docx-types.ts b/extensions/feishu/src/docx-types.ts
index 7156be9843c..686f48d558c 100644
--- a/extensions/feishu/src/docx-types.ts
+++ b/extensions/feishu/src/docx-types.ts
@@ -1,4 +1,4 @@
-export type FeishuBlockText = {
+type FeishuBlockText = {
   elements?: Array<{
     text_run?: {
       content?: string;
@@ -6,7 +6,7 @@ export type FeishuBlockText = {
   }>;
 };
 
-export type FeishuBlockTableProperty = {
+type FeishuBlockTableProperty = {
   row_size?: number;
   column_size?: number;
   column_width?: number[];
diff --git a/extensions/feishu/src/dynamic-agent.ts b/extensions/feishu/src/dynamic-agent.ts
index b215749a2a4..1e23079cb7f 100644
--- a/extensions/feishu/src/dynamic-agent.ts
+++ b/extensions/feishu/src/dynamic-agent.ts
@@ -4,7 +4,7 @@ import path from "node:path";
 import type { OpenClawConfig, PluginRuntime } from "../runtime-api.js";
 import type { DynamicAgentCreationConfig } from "./types.js";
 
-export type MaybeCreateDynamicAgentResult = {
+type MaybeCreateDynamicAgentResult = {
   created: boolean;
   updatedCfg: OpenClawConfig;
   agentId?: string;
diff --git a/extensions/feishu/src/mention.ts b/extensions/feishu/src/mention.ts
index 583cca99b50..50ca52c98cc 100644
--- a/extensions/feishu/src/mention.ts
+++ b/extensions/feishu/src/mention.ts
@@ -1,5 +1,4 @@
 import type { FeishuMessageEvent } from "./event-types.js";
-export type { MentionTarget } from "./mention-target.types.js";
 import type { MentionTarget } from "./mention-target.types.js";
 import { isFeishuGroupChatType } from "./types.js";
 
@@ -79,14 +78,14 @@ export function isMentionForwardRequest(event: FeishuMessageEvent, botOpenId?: s
 /**
  * Format @mention for text message
  */
-export function formatMentionForText(target: MentionTarget): string {
+function formatMentionForText(target: MentionTarget): string {
   return `<at user_id="${target.openId}">${target.name}</at>`;
 }
 
 /**
  * Format @mention for card message (lark_md)
  */
-export function formatMentionForCard(target: MentionTarget): string {
+function formatMentionForCard(target: MentionTarget): string {
   return `<at id=${target.openId}></at>`;
 }
 
diff --git a/extensions/feishu/src/monitor.bot-identity.ts b/extensions/feishu/src/monitor.bot-identity.ts
index bea67f61caa..b93863639dd 100644
--- a/extensions/feishu/src/monitor.bot-identity.ts
+++ b/extensions/feishu/src/monitor.bot-identity.ts
@@ -7,7 +7,7 @@ import type { ResolvedFeishuAccount } from "./types.js";
 
 // Delays must be >= PROBE_ERROR_TTL_MS (60s) so each retry makes a real network request
 // instead of silently hitting the probe error cache.
-export const BOT_IDENTITY_RETRY_DELAYS_MS = [60_000, 120_000, 300_000, 600_000, 900_000];
+const BOT_IDENTITY_RETRY_DELAYS_MS = [60_000, 120_000, 300_000, 600_000, 900_000];
 
 export function applyBotIdentityState(
   accountId: string,
diff --git a/extensions/feishu/src/monitor.comment.ts b/extensions/feishu/src/monitor.comment.ts
index 3d80972ec34..f9df897689e 100644
--- a/extensions/feishu/src/monitor.comment.ts
+++ b/extensions/feishu/src/monitor.comment.ts
@@ -60,7 +60,7 @@ type ResolveDriveCommentEventParams = {
   waitMs?: (ms: number) => Promise<void>;
 };
 
-export type ResolvedDriveCommentEventTurn = {
+type ResolvedDriveCommentEventTurn = {
   eventId: string;
   messageId: string;
   commentId: string;
diff --git a/extensions/feishu/src/monitor.startup.ts b/extensions/feishu/src/monitor.startup.ts
index 378cff41dd2..11a6b4855b6 100644
--- a/extensions/feishu/src/monitor.startup.ts
+++ b/extensions/feishu/src/monitor.startup.ts
@@ -20,7 +20,7 @@ function resolveStartupProbeTimeoutMs(): number {
   return FEISHU_STARTUP_BOT_INFO_TIMEOUT_DEFAULT_MS;
 }
 
-export const FEISHU_STARTUP_BOT_INFO_TIMEOUT_MS = resolveStartupProbeTimeoutMs();
+const FEISHU_STARTUP_BOT_INFO_TIMEOUT_MS = resolveStartupProbeTimeoutMs();
 
 type FetchBotOpenIdOptions = {
   runtime?: RuntimeEnv;
diff --git a/extensions/feishu/src/monitor.transport.ts b/extensions/feishu/src/monitor.transport.ts
index 1d158d8a0e3..a7a80e8a7d2 100644
--- a/extensions/feishu/src/monitor.transport.ts
+++ b/extensions/feishu/src/monitor.transport.ts
@@ -22,7 +22,7 @@ import {
 } from "./monitor.state.js";
 import type { ResolvedFeishuAccount } from "./types.js";
 
-export type MonitorTransportParams = {
+type MonitorTransportParams = {
   account: ResolvedFeishuAccount;
   accountId: string;
   runtime?: RuntimeEnv;
diff --git a/extensions/feishu/src/pins.ts b/extensions/feishu/src/pins.ts
index 3b72adf4c0e..ed465d1b3db 100644
--- a/extensions/feishu/src/pins.ts
+++ b/extensions/feishu/src/pins.ts
@@ -2,7 +2,7 @@ import type { ClawdbotConfig } from "../runtime-api.js";
 import { resolveFeishuRuntimeAccount } from "./accounts.js";
 import { createFeishuClient } from "./client.js";
 
-export type FeishuPin = {
+type FeishuPin = {
   messageId: string;
   chatId?: string;
   operatorId?: string;
diff --git a/extensions/feishu/src/policy.ts b/extensions/feishu/src/policy.ts
index afc932dffea..b92e95c2bb4 100644
--- a/extensions/feishu/src/policy.ts
+++ b/extensions/feishu/src/policy.ts
@@ -9,7 +9,7 @@ import type { AllowlistMatch, ChannelGroupContext } from "../runtime-api.js";
 import { detectIdType } from "./targets.js";
 import type { FeishuConfig } from "./types.js";
 
-export type FeishuAllowlistMatch = AllowlistMatch<"wildcard" | "id">;
+type FeishuAllowlistMatch = AllowlistMatch<"wildcard" | "id">;
 
 const FEISHU_PROVIDER_PREFIX_RE = /^(feishu|lark):/i;
 
diff --git a/extensions/feishu/src/reactions.ts b/extensions/feishu/src/reactions.ts
index 73d2d75ddb1..863471b2439 100644
--- a/extensions/feishu/src/reactions.ts
+++ b/extensions/feishu/src/reactions.ts
@@ -2,7 +2,7 @@ import type { ClawdbotConfig } from "../runtime-api.js";
 import { resolveFeishuRuntimeAccount } from "./accounts.js";
 import { createFeishuClient } from "./client.js";
 
-export type FeishuReaction = {
+type FeishuReaction = {
   reactionId: string;
   emojiType: string;
   operatorType: "app" | "user";
diff --git a/extensions/feishu/src/reply-dispatcher.ts b/extensions/feishu/src/reply-dispatcher.ts
index efaae0bd465..7fc57bb7061 100644
--- a/extensions/feishu/src/reply-dispatcher.ts
+++ b/extensions/feishu/src/reply-dispatcher.ts
@@ -101,7 +101,7 @@ function resolveCardNote(
   return parts.join(" | ");
 }
 
-export type CreateFeishuReplyDispatcherParams = {
+type CreateFeishuReplyDispatcherParams = {
   cfg: ClawdbotConfig;
   agentId: string;
   runtime: RuntimeEnv;
diff --git a/extensions/feishu/src/send-result.ts b/extensions/feishu/src/send-result.ts
index b9ba39ba0b1..996223d34fe 100644
--- a/extensions/feishu/src/send-result.ts
+++ b/extensions/feishu/src/send-result.ts
@@ -1,4 +1,4 @@
-export type FeishuMessageApiResponse = {
+type FeishuMessageApiResponse = {
   code?: number;
   msg?: string;
   data?: {
diff --git a/extensions/feishu/src/session-conversation.ts b/extensions/feishu/src/session-conversation.ts
index 4527038e390..e56d6a24991 100644
--- a/extensions/feishu/src/session-conversation.ts
+++ b/extensions/feishu/src/session-conversation.ts
@@ -1,6 +1,6 @@
 import { buildFeishuConversationId, parseFeishuConversationId } from "./conversation-id.js";
 
-export function resolveFeishuParentConversationCandidates(rawId: string): string[] {
+function resolveFeishuParentConversationCandidates(rawId: string): string[] {
   const parsed = parseFeishuConversationId({ conversationId: rawId });
   if (!parsed) {
     return [];
diff --git a/extensions/feishu/src/streaming-card.ts b/extensions/feishu/src/streaming-card.ts
index ef1aa1ec7f5..78e12284114 100644
--- a/extensions/feishu/src/streaming-card.ts
+++ b/extensions/feishu/src/streaming-card.ts
@@ -18,7 +18,7 @@ type CardState = {
 };
 
 /** Options for customising the initial streaming card appearance. */
-export type StreamingCardOptions = {
+type StreamingCardOptions = {
   /** Optional header with title and color template. */
   header?: CardHeaderConfig;
   /** Optional grey note footer text. */
@@ -26,7 +26,7 @@ export type StreamingCardOptions = {
 };
 
 /** Optional header for streaming cards (title bar with color template) */
-export type StreamingCardHeader = {
+type StreamingCardHeader = {
   title: string;
   /** Color template: blue, green, red, orange, purple, indigo, wathet, turquoise, yellow, grey, carmine, violet, lime */
   template?: string;
diff --git a/extensions/feishu/src/tools-config.ts b/extensions/feishu/src/tools-config.ts
index 1890f626583..b09f8d64b5c 100644
--- a/extensions/feishu/src/tools-config.ts
+++ b/extensions/feishu/src/tools-config.ts
@@ -5,7 +5,7 @@ import type { FeishuToolsConfig } from "./types.js";
  * - doc, chat, wiki, drive, scopes: enabled by default
  * - perm: disabled by default (sensitive operation)
  */
-export const DEFAULT_TOOLS_CONFIG: Required<FeishuToolsConfig> = {
+const DEFAULT_TOOLS_CONFIG: Required<FeishuToolsConfig> = {
   doc: true,
   chat: true,
   wiki: true,
diff --git a/extensions/feishu/src/types.ts b/extensions/feishu/src/types.ts
index 4075bbede72..e23ad07de84 100644
--- a/extensions/feishu/src/types.ts
+++ b/extensions/feishu/src/types.ts
@@ -11,7 +11,7 @@ export type FeishuDefaultAccountSelectionSource =
   | "explicit-default"
   | "mapped-default"
   | "fallback";
-export type FeishuAccountSelectionSource = "explicit" | FeishuDefaultAccountSelectionSource;
+type FeishuAccountSelectionSource = "explicit" | FeishuDefaultAccountSelectionSource;
 
 export type ResolvedFeishuAccount = {
   accountId: string;