refactor: remove unused channel utilities

extensions/feishu/src/mention.ts

@@ -13,13 +13,6 @@ type FeishuMentionLike = {
   name?: string;
 };
 
-/**
- * Escape regex metacharacters so user-controlled mention fields are treated literally.
- */
-export function escapeRegExp(input: string): string {
-  return input.replace(/[.*+?^${}()|[\]\\]/g, "\\$&");
-}
-
 export function isFeishuBroadcastMention(mention: FeishuMentionLike): boolean {
   const normalizedKey = mention.key?.trim().toLowerCase();
   if (normalizedKey === "@all" || normalizedKey === "@_all") {

extensions/irc/src/normalize.ts

@@ -65,22 +65,6 @@ export function normalizeIrcAllowlist(entries?: Array<string | number>): string[
   return (entries ?? []).map((entry) => normalizeIrcAllowEntry(String(entry))).filter(Boolean);
 }
 
-export function formatIrcSenderId(message: IrcInboundMessage): string {
-  const base = message.senderNick.trim();
-  const user = message.senderUser?.trim();
-  const host = message.senderHost?.trim();
-  if (user && host) {
-    return `${base}!${user}@${host}`;
-  }
-  if (user) {
-    return `${base}!${user}`;
-  }
-  if (host) {
-    return `${base}@${host}`;
-  }
-  return base;
-}
-
 export function buildIrcAllowlistCandidates(
   message: IrcInboundMessage,
   params?: { allowNameMatching?: boolean },

extensions/line/src/bot.ts

@@ -1,5 +1,4 @@
 import type { webhook } from "@line/bot-sdk";
-import type { NextFunction, Request, Response } from "express";
 import type { OpenClawConfig } from "openclaw/plugin-sdk/config-types";
 import { DEFAULT_GROUP_HISTORY_LIMIT, type HistoryEntry } from "openclaw/plugin-sdk/reply-history";
 import { getRuntimeConfig } from "openclaw/plugin-sdk/runtime-config-snapshot";
@@ -12,7 +11,6 @@ import { resolveLineAccount } from "./accounts.js";
 import { createLineWebhookReplayCache, handleLineWebhookEvents } from "./bot-handlers.js";
 import type { LineInboundContext } from "./bot-message-context.js";
 import type { ResolvedLineAccount } from "./types.js";
-import { startLineWebhook } from "./webhook.js";
 
 export interface LineBotOptions {
   channelAccessToken: string;
@@ -70,17 +68,3 @@ export function createLineBot(opts: LineBotOptions): LineBot {
     account,
   };
 }
-
-export function createLineWebhookCallback(
-  bot: LineBot,
-  channelSecret: string,
-  path = "/line/webhook",
-): { path: string; handler: (req: Request, res: Response, _next: NextFunction) => Promise<void> } {
-  const { handler } = startLineWebhook({
-    channelSecret,
-    onEvents: bot.handleWebhook,
-    path,
-  });
-
-  return { path, handler };
-}

extensions/mattermost/src/mattermost/accounts.ts

@@ -139,9 +139,3 @@ export function resolveMattermostReplyToMode(
   }
   return account.config.replyToMode ?? "off";
 }
-
-export function listEnabledMattermostAccounts(cfg: OpenClawConfig): ResolvedMattermostAccount[] {
-  return listMattermostAccountIds(cfg)
-    .map((accountId) => resolveMattermostAccount({ cfg, accountId }))
-    .filter((account) => account.enabled);
-}

extensions/msteams/src/send.ts

@@ -1,7 +1,6 @@
 import { resolveMarkdownTableMode } from "openclaw/plugin-sdk/markdown-table-runtime";
 import { convertMarkdownTables } from "openclaw/plugin-sdk/text-runtime";
 import { loadOutboundMediaFromUrl, type OpenClawConfig } from "../runtime-api.js";
-import { createMSTeamsConversationStoreFs } from "./conversation-store-fs.js";
 import {
   classifyMSTeamsSendError,
   formatMSTeamsSendErrorHint,
@@ -636,22 +635,3 @@ export async function deleteMessageMSTeams(
 
   return { conversationId };
 }
-
-/**
- * List all known conversation references (for debugging/CLI).
- */
-export async function listMSTeamsConversations(): Promise<
-  Array<{
-    conversationId: string;
-    userName?: string;
-    conversationType?: string;
-  }>
-> {
-  const store = createMSTeamsConversationStoreFs();
-  const all = await store.list();
-  return all.map(({ conversationId, reference }) => ({
-    conversationId,
-    userName: reference.user?.name,
-    conversationType: reference.conversation?.conversationType,
-  }));
-}

extensions/nextcloud-talk/src/accounts.ts

@@ -137,9 +137,3 @@ export function resolveNextcloudTalkAccount(params: {
     resolveDefaultAccountId: () => resolveDefaultNextcloudTalkAccountId(params.cfg),
   });
 }
-
-export function listEnabledNextcloudTalkAccounts(cfg: CoreConfig): ResolvedNextcloudTalkAccount[] {
-  return listNextcloudTalkAccountIds(cfg)
-    .map((accountId) => resolveNextcloudTalkAccount({ cfg, accountId }))
-    .filter((account) => account.enabled);
-}

extensions/slack/src/token.ts

@@ -1,12 +1,5 @@
 import { normalizeResolvedSecretInputString } from "openclaw/plugin-sdk/secret-input";
 
-export function normalizeSlackToken(raw?: unknown): string | undefined {
-  return normalizeResolvedSecretInputString({
-    value: raw,
-    path: "channels.slack.*.token",
-  });
-}
-
 export function resolveSlackBotToken(
   raw?: unknown,
   path = "channels.slack.botToken",