diff --git a/extensions/mattermost/src/config-schema.ts b/extensions/mattermost/src/config-schema.ts
index bd1f42dfd7f..e8e50371bd4 100644
--- a/extensions/mattermost/src/config-schema.ts
+++ b/extensions/mattermost/src/config-schema.ts
@@ -1,3 +1,5 @@
+import { z } from "zod";
+import { requireChannelOpenAllowFrom } from "../../shared/config-schema-helpers.js";
 import {
   BlockStreamingCoalesceSchema,
   DmPolicySchema,
@@ -5,8 +7,6 @@ import {
   MarkdownConfigSchema,
   requireOpenAllowFrom,
 } from "./runtime-api.js";
-import { z } from "zod";
-import { requireChannelOpenAllowFrom } from "../../shared/config-schema-helpers.js";
 import { buildSecretInputSchema } from "./secret-input.js";
 
 const DmChannelRetrySchema = z
diff --git a/extensions/mattermost/src/group-mentions.ts b/extensions/mattermost/src/group-mentions.ts
index 4996d115371..4d8d484d89c 100644
--- a/extensions/mattermost/src/group-mentions.ts
+++ b/extensions/mattermost/src/group-mentions.ts
@@ -1,6 +1,6 @@
 import { resolveChannelGroupRequireMention } from "openclaw/plugin-sdk/channel-policy";
-import type { ChannelGroupContext } from "./runtime-api.js";
 import { resolveMattermostAccount } from "./mattermost/accounts.js";
+import type { ChannelGroupContext } from "./runtime-api.js";
 
 export function resolveMattermostGroupRequireMention(
   params: ChannelGroupContext & { requireMentionOverride?: boolean },
diff --git a/extensions/mattermost/src/mattermost/directory.ts b/extensions/mattermost/src/mattermost/directory.ts
index 630ed7c7194..da6ce747f52 100644
--- a/extensions/mattermost/src/mattermost/directory.ts
+++ b/extensions/mattermost/src/mattermost/directory.ts
@@ -1,8 +1,4 @@
-import type {
-  ChannelDirectoryEntry,
-  OpenClawConfig,
-  RuntimeEnv,
-} from "../runtime-api.js";
+import type { ChannelDirectoryEntry, OpenClawConfig, RuntimeEnv } from "../runtime-api.js";
 import { listMattermostAccountIds, resolveMattermostAccount } from "./accounts.js";
 import {
   createMattermostClient,
diff --git a/extensions/mattermost/src/mattermost/interactions.ts b/extensions/mattermost/src/mattermost/interactions.ts
index a51002667f8..fe11d037396 100644
--- a/extensions/mattermost/src/mattermost/interactions.ts
+++ b/extensions/mattermost/src/mattermost/interactions.ts
@@ -1,10 +1,6 @@
 import { createHmac, timingSafeEqual } from "node:crypto";
 import type { IncomingMessage, ServerResponse } from "node:http";
-import {
-  isTrustedProxyAddress,
-  resolveClientIp,
-  type OpenClawConfig,
-} from "../runtime-api.js";
+import { isTrustedProxyAddress, resolveClientIp, type OpenClawConfig } from "../runtime-api.js";
 import { getMattermostRuntime } from "../runtime.js";
 import { updateMattermostPost, type MattermostClient, type MattermostPost } from "./client.js";
 
diff --git a/extensions/mattermost/src/mattermost/monitor-websocket.ts b/extensions/mattermost/src/mattermost/monitor-websocket.ts
index c04affbae1d..09a1248c8cf 100644
--- a/extensions/mattermost/src/mattermost/monitor-websocket.ts
+++ b/extensions/mattermost/src/mattermost/monitor-websocket.ts
@@ -1,5 +1,5 @@
-import type { ChannelAccountSnapshot, RuntimeEnv } from "../runtime-api.js";
 import WebSocket from "ws";
+import type { ChannelAccountSnapshot, RuntimeEnv } from "../runtime-api.js";
 import type { MattermostPost } from "./client.js";
 import { rawDataToString } from "./monitor-helpers.js";
 
diff --git a/extensions/mattermost/src/mattermost/slash-http.ts b/extensions/mattermost/src/mattermost/slash-http.ts
index 401cc56172a..4d4d5f502a3 100644
--- a/extensions/mattermost/src/mattermost/slash-http.ts
+++ b/extensions/mattermost/src/mattermost/slash-http.ts
@@ -6,6 +6,7 @@
  */
 
 import type { IncomingMessage, ServerResponse } from "node:http";
+import type { ResolvedMattermostAccount } from "../mattermost/accounts.js";
 import {
   buildModelsProviderData,
   createReplyPrefixOptions,
@@ -17,7 +18,6 @@ import {
   type ReplyPayload,
   type RuntimeEnv,
 } from "../runtime-api.js";
-import type { ResolvedMattermostAccount } from "../mattermost/accounts.js";
 import { getMattermostRuntime } from "../runtime.js";
 import {
   createMattermostClient,
diff --git a/extensions/mattermost/src/runtime.ts b/extensions/mattermost/src/runtime.ts
index e238fa963e2..1fb88e059b7 100644
--- a/extensions/mattermost/src/runtime.ts
+++ b/extensions/mattermost/src/runtime.ts
@@ -1,5 +1,5 @@
-import type { PluginRuntime } from "./runtime-api.js";
 import { createPluginRuntimeStore } from "openclaw/plugin-sdk/runtime-store";
+import type { PluginRuntime } from "./runtime-api.js";
 
 const { setRuntime: setMattermostRuntime, getRuntime: getMattermostRuntime } =
   createPluginRuntimeStore<PluginRuntime>("Mattermost runtime not initialized");
diff --git a/extensions/mattermost/src/setup-core.ts b/extensions/mattermost/src/setup-core.ts
index 13a4991fcd0..624a31a48c4 100644
--- a/extensions/mattermost/src/setup-core.ts
+++ b/extensions/mattermost/src/setup-core.ts
@@ -1,4 +1,6 @@
 import type { ChannelSetupAdapter } from "openclaw/plugin-sdk/channel-runtime";
+import { resolveMattermostAccount, type ResolvedMattermostAccount } from "./mattermost/accounts.js";
+import { normalizeMattermostBaseUrl } from "./mattermost/client.js";
 import {
   applyAccountNameToChannelSection,
   applySetupAccountConfigPatch,
@@ -8,8 +10,6 @@ import {
   normalizeAccountId,
   type OpenClawConfig,
 } from "./runtime-api.js";
-import { resolveMattermostAccount, type ResolvedMattermostAccount } from "./mattermost/accounts.js";
-import { normalizeMattermostBaseUrl } from "./mattermost/client.js";
 
 const channel = "mattermost" as const;
 
diff --git a/extensions/mattermost/src/setup-surface.ts b/extensions/mattermost/src/setup-surface.ts
index 385c4dc75e3..a439dd15006 100644
--- a/extensions/mattermost/src/setup-surface.ts
+++ b/extensions/mattermost/src/setup-surface.ts
@@ -1,13 +1,13 @@
+import { type ChannelSetupWizard } from "openclaw/plugin-sdk/setup";
+import { formatDocsLink } from "openclaw/plugin-sdk/setup";
+import { listMattermostAccountIds } from "./mattermost/accounts.js";
+import { normalizeMattermostBaseUrl } from "./mattermost/client.js";
 import {
   applySetupAccountConfigPatch,
   DEFAULT_ACCOUNT_ID,
   hasConfiguredSecretInput,
   type OpenClawConfig,
 } from "./runtime-api.js";
-import { type ChannelSetupWizard } from "openclaw/plugin-sdk/setup";
-import { formatDocsLink } from "openclaw/plugin-sdk/setup";
-import { listMattermostAccountIds } from "./mattermost/accounts.js";
-import { normalizeMattermostBaseUrl } from "./mattermost/client.js";
 import {
   isMattermostConfigured,
   mattermostSetupAdapter,