diff --git a/extensions/msteams/src/attachments/shared.ts b/extensions/msteams/src/attachments/shared.ts
index 533ecf197bf..b970116ec11 100644
--- a/extensions/msteams/src/attachments/shared.ts
+++ b/extensions/msteams/src/attachments/shared.ts
@@ -34,12 +34,12 @@ type InlineImageLimitOptions = {
   maxInlineTotalBytes?: number;
 };
 
-export const IMAGE_EXT_RE = /\.(avif|bmp|gif|heic|heif|jpe?g|png|tiff?|webp)$/i;
+const IMAGE_EXT_RE = /\.(avif|bmp|gif|heic|heif|jpe?g|png|tiff?|webp)$/i;
 
 export const IMG_SRC_RE = /<img[^>]+src=["']([^"']+)["'][^>]*>/gi;
 export const ATTACHMENT_TAG_RE = /<attachment[^>]+id=["']([^"']+)["'][^>]*>/gi;
 
-export const DEFAULT_MEDIA_HOST_ALLOWLIST = [
+const DEFAULT_MEDIA_HOST_ALLOWLIST = [
   "graph.microsoft.com",
   "graph.microsoft.us",
   "graph.microsoft.de",
@@ -67,7 +67,7 @@ export const DEFAULT_MEDIA_HOST_ALLOWLIST = [
   "microsoft.com",
 ] as const;
 
-export const DEFAULT_MEDIA_AUTH_HOST_ALLOWLIST = [
+const DEFAULT_MEDIA_AUTH_HOST_ALLOWLIST = [
   "api.botframework.com",
   "botframework.com",
   // Bot Framework Service URL (smba.trafficmanager.net) used for outbound
diff --git a/extensions/msteams/src/errors.ts b/extensions/msteams/src/errors.ts
index 47a223daf2d..d4da7035ff7 100644
--- a/extensions/msteams/src/errors.ts
+++ b/extensions/msteams/src/errors.ts
@@ -149,9 +149,9 @@ function extractRetryAfterMs(err: unknown): number | null {
   return null;
 }
 
-export type MSTeamsSendErrorKind = "auth" | "throttled" | "transient" | "permanent" | "unknown";
+type MSTeamsSendErrorKind = "auth" | "throttled" | "transient" | "permanent" | "unknown";
 
-export type MSTeamsSendErrorClassification = {
+type MSTeamsSendErrorClassification = {
   kind: MSTeamsSendErrorKind;
   statusCode?: number;
   retryAfterMs?: number;
diff --git a/extensions/msteams/src/feedback-reflection-prompt.ts b/extensions/msteams/src/feedback-reflection-prompt.ts
index 079879ee826..dfa7c2ee94d 100644
--- a/extensions/msteams/src/feedback-reflection-prompt.ts
+++ b/extensions/msteams/src/feedback-reflection-prompt.ts
@@ -3,7 +3,7 @@ import { normalizeOptionalLowercaseString } from "openclaw/plugin-sdk/text-runti
 /** Max chars of the thumbed-down response to include in the reflection prompt. */
 const MAX_RESPONSE_CHARS = 500;
 
-export type ParsedReflectionResponse = {
+type ParsedReflectionResponse = {
   learning: string;
   followUp: boolean;
   userMessage?: string;
diff --git a/extensions/msteams/src/feedback-reflection.ts b/extensions/msteams/src/feedback-reflection.ts
index 605ae402e18..731e97efd10 100644
--- a/extensions/msteams/src/feedback-reflection.ts
+++ b/extensions/msteams/src/feedback-reflection.ts
@@ -31,7 +31,7 @@ import { buildConversationReference } from "./messenger.js";
 import type { MSTeamsMonitorLogger } from "./monitor-types.js";
 import { getMSTeamsRuntime } from "./runtime.js";
 
-export type FeedbackEvent = {
+type FeedbackEvent = {
   type: "custom";
   event: "feedback";
   ts: number;
@@ -65,7 +65,7 @@ export function buildFeedbackEvent(params: {
   };
 }
 
-export type RunFeedbackReflectionParams = {
+type RunFeedbackReflectionParams = {
   cfg: OpenClawConfig;
   adapter: MSTeamsAdapter;
   appId: string;
diff --git a/extensions/msteams/src/file-consent-helpers.ts b/extensions/msteams/src/file-consent-helpers.ts
index 2f8a8211ed5..e82140075d4 100644
--- a/extensions/msteams/src/file-consent-helpers.ts
+++ b/extensions/msteams/src/file-consent-helpers.ts
@@ -14,13 +14,13 @@ import { buildFileConsentCard } from "./file-consent.js";
 import { storePendingUploadFs } from "./pending-uploads-fs.js";
 import { storePendingUpload } from "./pending-uploads.js";
 
-export type FileConsentMedia = {
+type FileConsentMedia = {
   buffer: Buffer;
   filename: string;
   contentType?: string;
 };
 
-export type FileConsentActivityResult = {
+type FileConsentActivityResult = {
   activity: Record<string, unknown>;
   uploadId: string;
 };
diff --git a/extensions/msteams/src/file-consent-invoke.ts b/extensions/msteams/src/file-consent-invoke.ts
index e00fa1411a2..4ca27a98c6a 100644
--- a/extensions/msteams/src/file-consent-invoke.ts
+++ b/extensions/msteams/src/file-consent-invoke.ts
@@ -10,7 +10,7 @@ import type { MSTeamsTurnContext } from "./sdk-types.js";
 /**
  * Handle fileConsent/invoke activities for large file uploads.
  */
-export async function handleMSTeamsFileConsentInvoke(
+async function handleMSTeamsFileConsentInvoke(
   context: MSTeamsTurnContext,
   log: MSTeamsMonitorLogger,
 ): Promise<boolean> {
diff --git a/extensions/msteams/src/file-consent.ts b/extensions/msteams/src/file-consent.ts
index ad34bc0b237..9829b5ae6fa 100644
--- a/extensions/msteams/src/file-consent.ts
+++ b/extensions/msteams/src/file-consent.ts
@@ -159,7 +159,7 @@ export async function validateConsentUploadUrl(
   }
 }
 
-export interface FileConsentCardParams {
+interface FileConsentCardParams {
   filename: string;
   description?: string;
   sizeInBytes: number;
@@ -167,7 +167,7 @@ export interface FileConsentCardParams {
   context?: Record<string, unknown>;
 }
 
-export interface FileInfoCardParams {
+interface FileInfoCardParams {
   filename: string;
   contentUrl: string;
   uniqueId: string;
@@ -207,7 +207,7 @@ export function buildFileInfoCard(params: FileInfoCardParams) {
   };
 }
 
-export interface FileConsentUploadInfo {
+interface FileConsentUploadInfo {
   name: string;
   uploadUrl: string;
   contentUrl: string;
@@ -215,7 +215,7 @@ export interface FileConsentUploadInfo {
   fileType: string;
 }
 
-export interface FileConsentResponse {
+interface FileConsentResponse {
   action: "accept" | "decline";
   uploadInfo?: FileConsentUploadInfo;
   context?: Record<string, unknown>;
diff --git a/extensions/msteams/src/graph-group-management.ts b/extensions/msteams/src/graph-group-management.ts
index 3a3fd3071b6..db5493e90a2 100644
--- a/extensions/msteams/src/graph-group-management.ts
+++ b/extensions/msteams/src/graph-group-management.ts
@@ -13,14 +13,14 @@ import {
 // Add Participant
 // ---------------------------------------------------------------------------
 
-export type AddParticipantMSTeamsParams = {
+type AddParticipantMSTeamsParams = {
   cfg: OpenClawConfig;
   to: string;
   userId: string;
   role?: string;
 };
 
-export type AddParticipantMSTeamsResult = {
+type AddParticipantMSTeamsResult = {
   added: { userId: string; chatId: string };
 };
 
@@ -66,13 +66,13 @@ export async function addParticipantMSTeams(
 // Remove Participant
 // ---------------------------------------------------------------------------
 
-export type RemoveParticipantMSTeamsParams = {
+type RemoveParticipantMSTeamsParams = {
   cfg: OpenClawConfig;
   to: string;
   userId: string;
 };
 
-export type RemoveParticipantMSTeamsResult = {
+type RemoveParticipantMSTeamsResult = {
   removed: { userId: string; chatId: string };
 };
 
@@ -136,13 +136,13 @@ export async function removeParticipantMSTeams(
 // Rename Group
 // ---------------------------------------------------------------------------
 
-export type RenameGroupMSTeamsParams = {
+type RenameGroupMSTeamsParams = {
   cfg: OpenClawConfig;
   to: string;
   name: string;
 };
 
-export type RenameGroupMSTeamsResult = {
+type RenameGroupMSTeamsResult = {
   renamed: { chatId: string; newName: string };
 };
 
diff --git a/extensions/msteams/src/graph-members.ts b/extensions/msteams/src/graph-members.ts
index 6c2b24b3eab..3390245d91d 100644
--- a/extensions/msteams/src/graph-members.ts
+++ b/extensions/msteams/src/graph-members.ts
@@ -10,12 +10,12 @@ type GraphUserProfile = {
   officeLocation?: string;
 };
 
-export type GetMemberInfoMSTeamsParams = {
+type GetMemberInfoMSTeamsParams = {
   cfg: OpenClawConfig;
   userId: string;
 };
 
-export type GetMemberInfoMSTeamsResult = {
+type GetMemberInfoMSTeamsResult = {
   user: {
     id: string | undefined;
     displayName: string | undefined;
diff --git a/extensions/msteams/src/graph-teams.ts b/extensions/msteams/src/graph-teams.ts
index 22d8e2ff7b8..a9cd425e738 100644
--- a/extensions/msteams/src/graph-teams.ts
+++ b/extensions/msteams/src/graph-teams.ts
@@ -5,7 +5,7 @@ import { type GraphResponse, fetchGraphJson, resolveGraphToken } from "./graph.j
 // Types
 // ---------------------------------------------------------------------------
 
-export type GraphTeamsChannel = {
+type GraphTeamsChannel = {
   id?: string;
   displayName?: string;
   description?: string;
@@ -14,12 +14,12 @@ export type GraphTeamsChannel = {
   createdDateTime?: string;
 };
 
-export type ListChannelsMSTeamsParams = {
+type ListChannelsMSTeamsParams = {
   cfg: OpenClawConfig;
   teamId: string;
 };
 
-export type ListChannelsMSTeamsResult = {
+type ListChannelsMSTeamsResult = {
   channels: Array<{
     id: string | undefined;
     displayName: string | undefined;
@@ -29,13 +29,13 @@ export type ListChannelsMSTeamsResult = {
   truncated?: boolean;
 };
 
-export type GetChannelInfoMSTeamsParams = {
+type GetChannelInfoMSTeamsParams = {
   cfg: OpenClawConfig;
   teamId: string;
   channelId: string;
 };
 
-export type GetChannelInfoMSTeamsResult = {
+type GetChannelInfoMSTeamsResult = {
   channel: {
     id: string | undefined;
     displayName: string | undefined;
diff --git a/extensions/msteams/src/graph-upload.ts b/extensions/msteams/src/graph-upload.ts
index 3ff9a5fd44a..f435474068d 100644
--- a/extensions/msteams/src/graph-upload.ts
+++ b/extensions/msteams/src/graph-upload.ts
@@ -16,7 +16,7 @@ const GRAPH_ROOT = "https://graph.microsoft.com/v1.0";
 const GRAPH_BETA = "https://graph.microsoft.com/beta";
 const GRAPH_SCOPE = "https://graph.microsoft.com";
 
-export interface OneDriveUploadResult {
+interface OneDriveUploadResult {
   id: string;
   webUrl: string;
   name: string;
@@ -71,7 +71,7 @@ export async function uploadToOneDrive(params: {
   };
 }
 
-export interface OneDriveSharingLink {
+interface OneDriveSharingLink {
   webUrl: string;
 }
 
@@ -79,7 +79,7 @@ export interface OneDriveSharingLink {
  * Create a sharing link for a OneDrive file.
  * The link allows organization members to view the file.
  */
-export async function createSharingLink(params: {
+async function createSharingLink(params: {
   itemId: string;
   tokenProvider: MSTeamsAccessTokenProvider;
   /** Sharing scope: "organization" (default) or "anonymous" */
@@ -219,7 +219,7 @@ export async function uploadToSharePoint(params: {
   };
 }
 
-export interface ChatMember {
+interface ChatMember {
   aadObjectId: string;
   displayName?: string;
 }
@@ -358,7 +358,7 @@ export async function resolveGraphChatId(params: {
  * Get members of a Teams chat for per-user sharing.
  * Used to create sharing links scoped to only the chat participants.
  */
-export async function getChatMembers(params: {
+async function getChatMembers(params: {
   chatId: string;
   tokenProvider: MSTeamsAccessTokenProvider;
   fetchFn?: typeof fetch;
@@ -395,7 +395,7 @@ export async function getChatMembers(params: {
  * For organization scope (default), uses v1.0 API.
  * For per-user scope, uses beta API with recipients.
  */
-export async function createSharePointSharingLink(params: {
+async function createSharePointSharingLink(params: {
   siteId: string;
   itemId: string;
   tokenProvider: MSTeamsAccessTokenProvider;
diff --git a/extensions/msteams/src/graph.ts b/extensions/msteams/src/graph.ts
index 08fcce4fce3..2e9f00303aa 100644
--- a/extensions/msteams/src/graph.ts
+++ b/extensions/msteams/src/graph.ts
@@ -14,12 +14,12 @@ export type GraphUser = {
   mail?: string;
 };
 
-export type GraphGroup = {
+type GraphGroup = {
   id?: string;
   displayName?: string;
 };
 
-export type GraphChannel = {
+type GraphChannel = {
   id?: string;
   displayName?: string;
 };
@@ -125,13 +125,13 @@ export async function fetchGraphAbsoluteUrl<T>(params: {
 }
 
 /** Graph collection response with optional pagination link. */
-export type GraphPagedResponse<T> = {
+type GraphPagedResponse<T> = {
   value?: T[];
   "@odata.nextLink"?: string;
 };
 
 /** Result of a paginated Graph API fetch. */
-export type PaginatedResult<T> = {
+type PaginatedResult<T> = {
   items: T[];
   truncated: boolean;
   found?: T;
diff --git a/extensions/msteams/src/inbound.ts b/extensions/msteams/src/inbound.ts
index 29492350aa6..5b5681bbe2c 100644
--- a/extensions/msteams/src/inbound.ts
+++ b/extensions/msteams/src/inbound.ts
@@ -1,4 +1,4 @@
-export type MSTeamsQuoteInfo = {
+type MSTeamsQuoteInfo = {
   sender: string;
   body: string;
 };
@@ -74,7 +74,7 @@ export function extractMSTeamsQuoteInfo(
   return undefined;
 }
 
-export type MentionableActivity = {
+type MentionableActivity = {
   recipient?: { id?: string } | null;
   entities?: Array<{
     type?: string;
diff --git a/extensions/msteams/src/mentions.ts b/extensions/msteams/src/mentions.ts
index eda07f13fda..95bb5db8e9a 100644
--- a/extensions/msteams/src/mentions.ts
+++ b/extensions/msteams/src/mentions.ts
@@ -6,7 +6,7 @@
  * 2. entities array with mention metadata
  */
 
-export type MentionEntity = {
+type MentionEntity = {
   type: "mention";
   text: string;
   mentioned: {
@@ -15,7 +15,7 @@ export type MentionEntity = {
   };
 };
 
-export type MentionInfo = {
+type MentionInfo = {
   /** User/bot ID (e.g., "28:xxx" or AAD object ID) */
   id: string;
   /** Display name */
diff --git a/extensions/msteams/src/messenger.ts b/extensions/msteams/src/messenger.ts
index ba0a3e8d666..2e000df35a6 100644
--- a/extensions/msteams/src/messenger.ts
+++ b/extensions/msteams/src/messenger.ts
@@ -44,7 +44,7 @@ type SendContext = {
   deleteActivity: (activityId: string) => Promise<void>;
 };
 
-export type MSTeamsConversationReference = {
+type MSTeamsConversationReference = {
   activityId?: string;
   user?: { id?: string; name?: string; aadObjectId?: string };
   agent?: { id?: string; name?: string; aadObjectId?: string } | null;
@@ -81,7 +81,7 @@ export type MSTeamsAdapter = {
   deleteActivity: (context: unknown, reference: { activityId?: string }) => Promise<void>;
 };
 
-export type MSTeamsReplyRenderOptions = {
+type MSTeamsReplyRenderOptions = {
   textChunkLimit: number;
   chunkText?: boolean;
   mediaMode?: "split" | "inline";
@@ -98,13 +98,13 @@ export type MSTeamsRenderedMessage = {
   mediaUrl?: string;
 };
 
-export type MSTeamsSendRetryOptions = {
+type MSTeamsSendRetryOptions = {
   maxAttempts?: number;
   baseDelayMs?: number;
   maxDelayMs?: number;
 };
 
-export type MSTeamsSendRetryEvent = {
+type MSTeamsSendRetryEvent = {
   messageIndex: number;
   messageCount: number;
   nextAttempt: number;
diff --git a/extensions/msteams/src/monitor-handler.ts b/extensions/msteams/src/monitor-handler.ts
index 008db49680c..963281a5fe1 100644
--- a/extensions/msteams/src/monitor-handler.ts
+++ b/extensions/msteams/src/monitor-handler.ts
@@ -9,8 +9,6 @@ import { extractMSTeamsConversationMessageId, normalizeMSTeamsConversationId } f
 import { resolveMSTeamsSenderAccess } from "./monitor-handler/access.js";
 import { createMSTeamsMessageHandler } from "./monitor-handler/message-handler.js";
 import { createMSTeamsReactionHandler } from "./monitor-handler/reaction-handler.js";
-export type { MSTeamsAccessTokenProvider } from "./attachments/types.js";
-import type { MSTeamsAccessTokenProvider } from "./attachments/types.js";
 import { getMSTeamsRuntime } from "./runtime.js";
 import type { MSTeamsTurnContext } from "./sdk-types.js";
 import {
diff --git a/extensions/msteams/src/monitor.ts b/extensions/msteams/src/monitor.ts
index e453258ab06..91f4826babf 100644
--- a/extensions/msteams/src/monitor.ts
+++ b/extensions/msteams/src/monitor.ts
@@ -29,7 +29,7 @@ import type { MSTeamsSsoDeps } from "./sso.js";
 import { resolveMSTeamsCredentials } from "./token.js";
 import { applyMSTeamsWebhookTimeouts } from "./webhook-timeouts.js";
 
-export type MonitorMSTeamsOpts = {
+type MonitorMSTeamsOpts = {
   cfg: OpenClawConfig;
   runtime?: RuntimeEnv;
   abortSignal?: AbortSignal;
@@ -37,7 +37,7 @@ export type MonitorMSTeamsOpts = {
   pollStore?: MSTeamsPollStore;
 };
 
-export type MonitorMSTeamsResult = {
+type MonitorMSTeamsResult = {
   app: unknown;
   shutdown: () => Promise<void>;
 };
diff --git a/extensions/msteams/src/pending-uploads-fs.ts b/extensions/msteams/src/pending-uploads-fs.ts
index 5a96f1307bc..ba80a5f274a 100644
--- a/extensions/msteams/src/pending-uploads-fs.ts
+++ b/extensions/msteams/src/pending-uploads-fs.ts
@@ -25,7 +25,7 @@ const MAX_PENDING_UPLOADS = 100;
 
 const STORE_FILENAME = "msteams-pending-uploads.json";
 
-export type PendingUploadFsRecord = {
+type PendingUploadFsRecord = {
   id: string;
   bufferBase64: string;
   filename: string;
@@ -36,7 +36,7 @@ export type PendingUploadFsRecord = {
   createdAt: number;
 };
 
-export type PendingUploadFs = {
+type PendingUploadFs = {
   id: string;
   buffer: Buffer;
   filename: string;
@@ -53,7 +53,7 @@ type PendingUploadStoreData = {
 
 const empty: PendingUploadStoreData = { version: 1, uploads: {} };
 
-export type PendingUploadsFsOptions = {
+type PendingUploadsFsOptions = {
   env?: NodeJS.ProcessEnv;
   homedir?: () => string;
   stateDir?: string;
diff --git a/extensions/msteams/src/policy.ts b/extensions/msteams/src/policy.ts
index 49479e1ce47..840313f8458 100644
--- a/extensions/msteams/src/policy.ts
+++ b/extensions/msteams/src/policy.ts
@@ -19,7 +19,7 @@ import {
   isDangerousNameMatchingEnabled,
 } from "../runtime-api.js";
 
-export type MSTeamsResolvedRouteConfig = {
+type MSTeamsResolvedRouteConfig = {
   teamConfig?: MSTeamsTeamConfig;
   channelConfig?: MSTeamsChannelConfig;
   allowlistConfigured: boolean;
@@ -203,12 +203,12 @@ export function resolveMSTeamsGroupToolPolicy(
   return undefined;
 }
 
-export type MSTeamsReplyPolicy = {
+type MSTeamsReplyPolicy = {
   requireMention: boolean;
   replyStyle: MSTeamsReplyStyle;
 };
 
-export type MSTeamsAllowlistMatch = AllowlistMatch<"wildcard" | "id" | "name">;
+type MSTeamsAllowlistMatch = AllowlistMatch<"wildcard" | "id" | "name">;
 
 export function resolveMSTeamsAllowlistMatch(params: {
   allowFrom: Array<string | number>;
diff --git a/extensions/msteams/src/polls.ts b/extensions/msteams/src/polls.ts
index feeb41c9d6e..c9a4a73c6c5 100644
--- a/extensions/msteams/src/polls.ts
+++ b/extensions/msteams/src/polls.ts
@@ -2,7 +2,7 @@ import crypto from "node:crypto";
 import { resolveMSTeamsStorePath } from "./storage.js";
 import { readJsonFile, withFileLock, writeJsonFile } from "./store-fs.js";
 
-export type MSTeamsPollVote = {
+type MSTeamsPollVote = {
   pollId: string;
   selections: string[];
 };
@@ -29,7 +29,7 @@ export type MSTeamsPollStore = {
   }) => Promise<MSTeamsPoll | null>;
 };
 
-export type MSTeamsPollCard = {
+type MSTeamsPollCard = {
   pollId: string;
   question: string;
   options: string[];
@@ -221,7 +221,7 @@ export function buildMSTeamsPollCard(params: {
   };
 }
 
-export type MSTeamsPollStoreFsOptions = {
+type MSTeamsPollStoreFsOptions = {
   env?: NodeJS.ProcessEnv;
   homedir?: () => string;
   stateDir?: string;
diff --git a/extensions/msteams/src/resolve-allowlist.ts b/extensions/msteams/src/resolve-allowlist.ts
index 9df353e1535..60c558d714f 100644
--- a/extensions/msteams/src/resolve-allowlist.ts
+++ b/extensions/msteams/src/resolve-allowlist.ts
@@ -11,7 +11,7 @@ import {
   resolveGraphToken,
 } from "./graph.js";
 
-export type MSTeamsChannelResolution = {
+type MSTeamsChannelResolution = {
   input: string;
   resolved: boolean;
   teamId?: string;
@@ -21,7 +21,7 @@ export type MSTeamsChannelResolution = {
   note?: string;
 };
 
-export type MSTeamsUserResolution = {
+type MSTeamsUserResolution = {
   input: string;
   resolved: boolean;
   id?: string;
diff --git a/extensions/msteams/src/sdk-types.ts b/extensions/msteams/src/sdk-types.ts
index 22654b6fdaa..e802564498c 100644
--- a/extensions/msteams/src/sdk-types.ts
+++ b/extensions/msteams/src/sdk-types.ts
@@ -7,7 +7,7 @@
  * objects), so we model the minimal structural shape we rely on.
  */
 
-export type MSTeamsActivity = {
+type MSTeamsActivity = {
   type: string;
   id?: string;
   timestamp?: string;
diff --git a/extensions/msteams/src/sdk.ts b/extensions/msteams/src/sdk.ts
index 3281f705a53..d3cabe41dca 100644
--- a/extensions/msteams/src/sdk.ts
+++ b/extensions/msteams/src/sdk.ts
@@ -20,13 +20,13 @@ export type MSTeamsTeamsSdk = {
 /**
  * A Teams SDK App instance used for token management and proactive messaging.
  */
-export type MSTeamsApp = InstanceType<MSTeamsTeamsSdk["App"]>;
+type MSTeamsApp = InstanceType<MSTeamsTeamsSdk["App"]>;
 
 /**
  * Token provider compatible with the existing codebase, wrapping the Teams
  * SDK App's token methods.
  */
-export type MSTeamsTokenProvider = {
+type MSTeamsTokenProvider = {
   getAccessToken: (scope: string) => Promise<string>;
 };
 
@@ -76,7 +76,7 @@ async function loadAzureIdentity(): Promise<AzureIdentityModule> {
 
 let msTeamsSdkPromise: Promise<MSTeamsTeamsSdk> | null = null;
 
-export async function loadMSTeamsSdk(): Promise<MSTeamsTeamsSdk> {
+async function loadMSTeamsSdk(): Promise<MSTeamsTeamsSdk> {
   msTeamsSdkPromise ??= Promise.all([
     import("@microsoft/teams.apps"),
     import("@microsoft/teams.api"),
diff --git a/extensions/msteams/src/secret-contract.ts b/extensions/msteams/src/secret-contract.ts
index 9ab4b24a169..9c64a709268 100644
--- a/extensions/msteams/src/secret-contract.ts
+++ b/extensions/msteams/src/secret-contract.ts
@@ -3,7 +3,6 @@ import {
   getChannelRecord,
   type ResolverContext,
   type SecretDefaults,
-  type SecretTargetRegistryEntry,
 } from "openclaw/plugin-sdk/channel-secret-basic-runtime";
 
 export const secretTargetRegistryEntries = [
@@ -18,7 +17,7 @@ export const secretTargetRegistryEntries = [
     includeInConfigure: true,
     includeInAudit: true,
   },
-] satisfies SecretTargetRegistryEntry[];
+] satisfies import("openclaw/plugin-sdk/channel-secret-basic-runtime").SecretTargetRegistryEntry[];
 
 export function collectRuntimeConfigAssignments(params: {
   config: { channels?: Record<string, unknown> };
diff --git a/extensions/msteams/src/send-context.ts b/extensions/msteams/src/send-context.ts
index 80c883ff9ae..ff6d41f3c73 100644
--- a/extensions/msteams/src/send-context.ts
+++ b/extensions/msteams/src/send-context.ts
@@ -17,7 +17,7 @@ import { getMSTeamsRuntime } from "./runtime.js";
 import { createMSTeamsAdapter, createMSTeamsTokenProvider, loadMSTeamsSdkWithAuth } from "./sdk.js";
 import { resolveMSTeamsCredentials } from "./token.js";
 
-export type MSTeamsConversationType = "personal" | "groupChat" | "channel";
+type MSTeamsConversationType = "personal" | "groupChat" | "channel";
 
 export type MSTeamsProactiveContext = {
   appId: string;
diff --git a/extensions/msteams/src/send.ts b/extensions/msteams/src/send.ts
index 22db50911d0..9ca161c6589 100644
--- a/extensions/msteams/src/send.ts
+++ b/extensions/msteams/src/send.ts
@@ -20,7 +20,7 @@ import { setPendingUploadActivityId } from "./pending-uploads.js";
 import { buildMSTeamsPollCard } from "./polls.js";
 import { resolveMSTeamsSendContext, type MSTeamsProactiveContext } from "./send-context.js";
 
-export type SendMSTeamsMessageParams = {
+type SendMSTeamsMessageParams = {
   /** Full config (for credentials) */
   cfg: OpenClawConfig;
   /** Conversation ID or user ID to send to */
@@ -35,7 +35,7 @@ export type SendMSTeamsMessageParams = {
   mediaReadFile?: (filePath: string) => Promise<Buffer>;
 };
 
-export type SendMSTeamsMessageResult = {
+type SendMSTeamsMessageResult = {
   messageId: string;
   conversationId: string;
   /** If a FileConsentCard was sent instead of the file, this contains the upload ID */
@@ -51,7 +51,7 @@ const FILE_CONSENT_THRESHOLD_BYTES = 4 * 1024 * 1024; // 4MB
  */
 const MSTEAMS_MAX_MEDIA_BYTES = 100 * 1024 * 1024;
 
-export type SendMSTeamsPollParams = {
+type SendMSTeamsPollParams = {
   /** Full config (for credentials) */
   cfg: OpenClawConfig;
   /** Conversation ID or user ID to send to */
@@ -64,13 +64,13 @@ export type SendMSTeamsPollParams = {
   maxSelections?: number;
 };
 
-export type SendMSTeamsPollResult = {
+type SendMSTeamsPollResult = {
   pollId: string;
   messageId: string;
   conversationId: string;
 };
 
-export type SendMSTeamsCardParams = {
+type SendMSTeamsCardParams = {
   /** Full config (for credentials) */
   cfg: OpenClawConfig;
   /** Conversation ID or user ID to send to */
@@ -79,7 +79,7 @@ export type SendMSTeamsCardParams = {
   card: Record<string, unknown>;
 };
 
-export type SendMSTeamsCardResult = {
+type SendMSTeamsCardResult = {
   messageId: string;
   conversationId: string;
 };
@@ -526,7 +526,7 @@ export async function sendAdaptiveCardMSTeams(
   };
 }
 
-export type EditMSTeamsMessageParams = {
+type EditMSTeamsMessageParams = {
   /** Full config (for credentials) */
   cfg: OpenClawConfig;
   /** Conversation ID or user ID */
@@ -537,11 +537,11 @@ export type EditMSTeamsMessageParams = {
   text: string;
 };
 
-export type EditMSTeamsMessageResult = {
+type EditMSTeamsMessageResult = {
   conversationId: string;
 };
 
-export type DeleteMSTeamsMessageParams = {
+type DeleteMSTeamsMessageParams = {
   /** Full config (for credentials) */
   cfg: OpenClawConfig;
   /** Conversation ID or user ID */
@@ -550,7 +550,7 @@ export type DeleteMSTeamsMessageParams = {
   activityId: string;
 };
 
-export type DeleteMSTeamsMessageResult = {
+type DeleteMSTeamsMessageResult = {
   conversationId: string;
 };
 
diff --git a/extensions/msteams/src/setup-surface.ts b/extensions/msteams/src/setup-surface.ts
index f037682d955..5c612cc6ee2 100644
--- a/extensions/msteams/src/setup-surface.ts
+++ b/extensions/msteams/src/setup-surface.ts
@@ -17,7 +17,7 @@ import {
   resolveMSTeamsChannelAllowlist,
   resolveMSTeamsUserAllowlist,
 } from "./resolve-allowlist.js";
-import { createMSTeamsSetupWizardBase, msteamsSetupAdapter } from "./setup-core.js";
+import { createMSTeamsSetupWizardBase } from "./setup-core.js";
 import { resolveMSTeamsCredentials, saveDelegatedTokens } from "./token.js";
 
 const channel = "msteams" as const;
@@ -244,8 +244,6 @@ const msteamsDmPolicy: ChannelSetupDmPolicy = createTopLevelChannelDmPolicy({
   promptAllowFrom: promptMSTeamsAllowFrom,
 });
 
-export { msteamsSetupAdapter } from "./setup-core.js";
-
 const msteamsSetupWizardBase = createMSTeamsSetupWizardBase();
 
 export const msteamsSetupWizard: ChannelSetupWizard = {
diff --git a/extensions/msteams/src/sso-token-store.ts b/extensions/msteams/src/sso-token-store.ts
index 554632d5b51..21fba4a12b6 100644
--- a/extensions/msteams/src/sso-token-store.ts
+++ b/extensions/msteams/src/sso-token-store.ts
@@ -14,7 +14,7 @@
 import { resolveMSTeamsStorePath } from "./storage.js";
 import { readJsonFile, withFileLock, writeJsonFile } from "./store-fs.js";
 
-export type MSTeamsSsoStoredToken = {
+type MSTeamsSsoStoredToken = {
   /** Connection name from the Bot Framework OAuth connection setting. */
   connectionName: string;
   /** Stable user identifier (AAD object ID preferred). */
diff --git a/extensions/msteams/src/sso.ts b/extensions/msteams/src/sso.ts
index 4cb9d05c4a6..8696788518e 100644
--- a/extensions/msteams/src/sso.ts
+++ b/extensions/msteams/src/sso.ts
@@ -29,10 +29,10 @@ import type { MSTeamsSsoTokenStore } from "./sso-token-store.js";
 import { buildUserAgent } from "./user-agent.js";
 
 /** Scope used to obtain a Bot Framework service token. */
-export const BOT_FRAMEWORK_TOKEN_SCOPE = "https://api.botframework.com/.default";
+const BOT_FRAMEWORK_TOKEN_SCOPE = "https://api.botframework.com/.default";
 
 /** Bot Framework User Token service base URL. */
-export const BOT_FRAMEWORK_USER_TOKEN_BASE_URL = "https://token.botframework.com";
+const BOT_FRAMEWORK_USER_TOKEN_BASE_URL = "https://token.botframework.com";
 
 /**
  * Response shape returned by the Bot Framework User Token service for
@@ -40,7 +40,7 @@ export const BOT_FRAMEWORK_USER_TOKEN_BASE_URL = "https://token.botframework.com
  *
  * @see https://learn.microsoft.com/azure/bot-service/rest-api/bot-framework-rest-connector-user-token-service
  */
-export type BotFrameworkUserTokenResponse = {
+type BotFrameworkUserTokenResponse = {
   channelId?: string;
   connectionName: string;
   token: string;
@@ -71,14 +71,14 @@ export type MSTeamsSsoDeps = {
   userTokenBaseUrl?: string;
 };
 
-export type MSTeamsSsoUser = {
+type MSTeamsSsoUser = {
   /** Stable user identifier — AAD object ID when available. */
   userId: string;
   /** Bot Framework channel ID (default: "msteams"). */
   channelId?: string;
 };
 
-export type MSTeamsSsoResult =
+type MSTeamsSsoResult =
   | {
       ok: true;
       token: string;
@@ -97,13 +97,13 @@ export type MSTeamsSsoResult =
       status?: number;
     };
 
-export type SigninTokenExchangeValue = {
+type SigninTokenExchangeValue = {
   id?: string;
   connectionName?: string;
   token?: string;
 };
 
-export type SigninVerifyStateValue = {
+type SigninVerifyStateValue = {
   state?: string;
 };
 
diff --git a/extensions/msteams/src/storage.ts b/extensions/msteams/src/storage.ts
index 3ae04de0f69..70a97f468d7 100644
--- a/extensions/msteams/src/storage.ts
+++ b/extensions/msteams/src/storage.ts
@@ -1,7 +1,7 @@
 import path from "node:path";
 import { getMSTeamsRuntime } from "./runtime.js";
 
-export type MSTeamsStorePathOptions = {
+type MSTeamsStorePathOptions = {
   env?: NodeJS.ProcessEnv;
   homedir?: () => string;
   stateDir?: string;
diff --git a/extensions/msteams/src/streaming-message.ts b/extensions/msteams/src/streaming-message.ts
index 822c19d2872..9142f22b1b0 100644
--- a/extensions/msteams/src/streaming-message.ts
+++ b/extensions/msteams/src/streaming-message.ts
@@ -30,7 +30,7 @@ const MAX_STREAM_AGE_MS = 45_000;
 
 type StreamSendFn = (activity: Record<string, unknown>) => Promise<unknown>;
 
-export type TeamsStreamOptions = {
+type TeamsStreamOptions = {
   /** Function to send an activity (POST to Bot Framework). */
   sendActivity: StreamSendFn;
   /** Whether to enable feedback loop on the final message. */
diff --git a/extensions/msteams/src/thread-parent-context.ts b/extensions/msteams/src/thread-parent-context.ts
index 2ba381d91e9..957b39c790f 100644
--- a/extensions/msteams/src/thread-parent-context.ts
+++ b/extensions/msteams/src/thread-parent-context.ts
@@ -37,7 +37,7 @@ const parentCache = new Map<string, ParentCacheEntry>();
 const INJECTED_MAX = 200;
 const injectedParents = new Map<string, string>();
 
-export type ThreadParentContextFetcher = (
+type ThreadParentContextFetcher = (
   token: string,
   groupId: string,
   channelId: string,
@@ -88,7 +88,7 @@ export async function fetchParentMessageCached(
   return message;
 }
 
-export type ParentContextSummary = {
+type ParentContextSummary = {
   /** Display name of the parent message author, or "unknown". */
   sender: string;
   /** Stripped, single-line parent body text (or empty if unresolved). */
diff --git a/extensions/msteams/src/token.ts b/extensions/msteams/src/token.ts
index 910327cefe9..271cf7ba144 100644
--- a/extensions/msteams/src/token.ts
+++ b/extensions/msteams/src/token.ts
@@ -143,7 +143,7 @@ export function resolveMSTeamsCredentials(cfg?: MSTeamsConfig): MSTeamsCredentia
 
 const DELEGATED_TOKEN_FILENAME = "msteams-delegated.json";
 
-export function resolveDelegatedTokenPath(): string {
+function resolveDelegatedTokenPath(): string {
   return resolveMSTeamsStorePath({ filename: DELEGATED_TOKEN_FILENAME });
 }
 
diff --git a/extensions/msteams/src/webhook-timeouts.ts b/extensions/msteams/src/webhook-timeouts.ts
index 957c976100e..4576ad54c34 100644
--- a/extensions/msteams/src/webhook-timeouts.ts
+++ b/extensions/msteams/src/webhook-timeouts.ts
@@ -4,7 +4,7 @@ const MSTEAMS_WEBHOOK_INACTIVITY_TIMEOUT_MS = 30_000;
 const MSTEAMS_WEBHOOK_REQUEST_TIMEOUT_MS = 30_000;
 const MSTEAMS_WEBHOOK_HEADERS_TIMEOUT_MS = 15_000;
 
-export type ApplyMSTeamsWebhookTimeoutsOpts = {
+type ApplyMSTeamsWebhookTimeoutsOpts = {
   inactivityTimeoutMs?: number;
   requestTimeoutMs?: number;
   headersTimeoutMs?: number;
diff --git a/extensions/msteams/src/welcome-card.ts b/extensions/msteams/src/welcome-card.ts
index 07c5cf98cb6..dcc29106139 100644
--- a/extensions/msteams/src/welcome-card.ts
+++ b/extensions/msteams/src/welcome-card.ts
@@ -8,7 +8,7 @@ const DEFAULT_PROMPT_STARTERS = [
   "Help me draft an email",
 ];
 
-export type WelcomeCardOptions = {
+type WelcomeCardOptions = {
   /** Bot display name. Falls back to "OpenClaw". */
   botName?: string;
   /** Custom prompt starters. Falls back to defaults. */