fix(channels): add optional defaultAccount routing

extensions/bluebubbles/src/accounts.ts

@@ -1,5 +1,9 @@
 import type { OpenClawConfig } from "openclaw/plugin-sdk";
-import { DEFAULT_ACCOUNT_ID, normalizeAccountId } from "openclaw/plugin-sdk/account-id";
+import {
+  DEFAULT_ACCOUNT_ID,
+  normalizeAccountId,
+  normalizeOptionalAccountId,
+} from "openclaw/plugin-sdk/account-id";
 import { normalizeBlueBubblesServerUrl, type BlueBubblesAccountConfig } from "./types.js";
 
 export type ResolvedBlueBubblesAccount = {
@@ -28,6 +32,13 @@ export function listBlueBubblesAccountIds(cfg: OpenClawConfig): string[] {
 }
 
 export function resolveDefaultBlueBubblesAccountId(cfg: OpenClawConfig): string {
+  const preferred = normalizeOptionalAccountId(cfg.channels?.bluebubbles?.defaultAccount);
+  if (
+    preferred &&
+    listBlueBubblesAccountIds(cfg).some((accountId) => normalizeAccountId(accountId) === preferred)
+  ) {
+    return preferred;
+  }
   const ids = listBlueBubblesAccountIds(cfg);
   if (ids.includes(DEFAULT_ACCOUNT_ID)) {
     return DEFAULT_ACCOUNT_ID;
@@ -52,8 +63,9 @@ function mergeBlueBubblesAccountConfig(
 ): BlueBubblesAccountConfig {
   const base = (cfg.channels?.bluebubbles ?? {}) as BlueBubblesAccountConfig & {
     accounts?: unknown;
+    defaultAccount?: unknown;
   };
-  const { accounts: _ignored, ...rest } = base;
+  const { accounts: _ignored, defaultAccount: _ignoredDefaultAccount, ...rest } = base;
   const account = resolveAccountConfig(cfg, accountId) ?? {};
   const chunkMode = account.chunkMode ?? rest.chunkMode ?? "length";
   return { ...rest, ...account, chunkMode };

extensions/bluebubbles/src/config-schema.ts

@@ -61,5 +61,6 @@ const bluebubblesAccountSchema = z
 
 export const BlueBubblesConfigSchema = bluebubblesAccountSchema.extend({
   accounts: z.object({}).catchall(bluebubblesAccountSchema).optional(),
+  defaultAccount: z.string().optional(),
   actions: bluebubblesActionSchema,
 });

extensions/bluebubbles/src/types.ts

@@ -75,6 +75,8 @@ export type BlueBubblesActionConfig = {
 export type BlueBubblesConfig = {
   /** Optional per-account BlueBubbles configuration (multi-account). */
   accounts?: Record<string, BlueBubblesAccountConfig>;
+  /** Optional default account id when multiple accounts are configured. */
+  defaultAccount?: string;
   /** Per-action tool gating (default: true for all). */
   actions?: BlueBubblesActionConfig;
 } & BlueBubblesAccountConfig;