Plugins: remove first-party legacy message discovery shims

extensions/discord/src/channel-actions.ts

@@ -1,5 +1,4 @@
 import {
-  createLegacyMessageToolDiscoveryMethods,
   createDiscordMessageToolComponentsSchema,
   createUnionActionGate,
   listTokenSourcedAccounts,
@@ -133,7 +132,6 @@ function describeDiscordMessageTool({
 
 export const discordMessageActions: ChannelMessageActionAdapter = {
   describeMessageTool: describeDiscordMessageTool,
-  ...createLegacyMessageToolDiscoveryMethods(describeDiscordMessageTool),
   extractToolSend: ({ args }) => {
     const action = typeof args.action === "string" ? args.action.trim() : "";
     if (action === "sendMessage") {

extensions/discord/src/channel.ts

@@ -79,12 +79,6 @@ function formatDiscordIntents(intents?: {
 const discordMessageActions: ChannelMessageActionAdapter = {
   describeMessageTool: (ctx) =>
     getDiscordRuntime().channel.discord.messageActions?.describeMessageTool?.(ctx) ?? null,
-  listActions: (ctx) =>
-    getDiscordRuntime().channel.discord.messageActions?.listActions?.(ctx) ?? [],
-  getCapabilities: (ctx) =>
-    getDiscordRuntime().channel.discord.messageActions?.getCapabilities?.(ctx) ?? [],
-  getToolSchema: (ctx) =>
-    getDiscordRuntime().channel.discord.messageActions?.getToolSchema?.(ctx) ?? null,
   extractToolSend: (ctx) =>
     getDiscordRuntime().channel.discord.messageActions?.extractToolSend?.(ctx) ?? null,
   handleAction: async (ctx) => {

extensions/feishu/src/channel.ts

@@ -1,10 +1,7 @@
 import { formatAllowFromLowercase } from "openclaw/plugin-sdk/allow-from";
 import { mapAllowFromEntries } from "openclaw/plugin-sdk/channel-config-helpers";
 import { collectAllowlistProviderRestrictSendersWarnings } from "openclaw/plugin-sdk/channel-policy";
-import {
-  createLegacyMessageToolDiscoveryMethods,
-  createMessageToolCardSchema,
-} from "openclaw/plugin-sdk/channel-runtime";
+import { createMessageToolCardSchema } from "openclaw/plugin-sdk/channel-runtime";
 import type {
   ChannelMessageActionAdapter,
   ChannelMessageToolDiscovery,
@@ -453,7 +450,6 @@ export const feishuPlugin: ChannelPlugin<ResolvedFeishuAccount> = {
   },
   actions: {
     describeMessageTool: describeFeishuMessageTool,
-    ...createLegacyMessageToolDiscoveryMethods(describeFeishuMessageTool),
     handleAction: async (ctx) => {
       const account = resolveFeishuAccount({ cfg: ctx.cfg, accountId: ctx.accountId ?? undefined });
       if (

extensions/mattermost/src/channel.ts

@@ -4,24 +4,8 @@ import {
   buildAccountScopedDmSecurityPolicy,
   collectAllowlistProviderRestrictSendersWarnings,
 } from "openclaw/plugin-sdk/channel-policy";
-import {
-  createLegacyMessageToolDiscoveryMethods,
-  createMessageToolButtonsSchema,
-} from "openclaw/plugin-sdk/channel-runtime";
+import { createMessageToolButtonsSchema } from "openclaw/plugin-sdk/channel-runtime";
 import type { ChannelMessageToolDiscovery } from "openclaw/plugin-sdk/channel-runtime";
-import {
-  buildComputedAccountStatusSnapshot,
-  buildChannelConfigSchema,
-  createAccountStatusSink,
-  DEFAULT_ACCOUNT_ID,
-  deleteAccountFromConfigSection,
-  resolveAllowlistProviderRuntimeGroupPolicy,
-  resolveDefaultGroupPolicy,
-  setAccountEnabledInConfigSection,
-  type ChannelMessageActionAdapter,
-  type ChannelMessageActionName,
-  type ChannelPlugin,
-} from "./runtime-api.js";
 import { buildPassiveProbedChannelStatusSummary } from "../../shared/channel-status-summary.js";
 import { MattermostConfigSchema } from "./config-schema.js";
 import { resolveMattermostGroupRequireMention } from "./group-mentions.js";
@@ -42,6 +26,19 @@ import { addMattermostReaction, removeMattermostReaction } from "./mattermost/re
 import { sendMessageMattermost } from "./mattermost/send.js";
 import { resolveMattermostOpaqueTarget } from "./mattermost/target-resolution.js";
 import { looksLikeMattermostTargetId, normalizeMattermostMessagingTarget } from "./normalize.js";
+import {
+  buildComputedAccountStatusSnapshot,
+  buildChannelConfigSchema,
+  createAccountStatusSink,
+  DEFAULT_ACCOUNT_ID,
+  deleteAccountFromConfigSection,
+  resolveAllowlistProviderRuntimeGroupPolicy,
+  resolveDefaultGroupPolicy,
+  setAccountEnabledInConfigSection,
+  type ChannelMessageActionAdapter,
+  type ChannelMessageActionName,
+  type ChannelPlugin,
+} from "./runtime-api.js";
 import { getMattermostRuntime } from "./runtime.js";
 import { mattermostSetupAdapter } from "./setup-core.js";
 import { mattermostSetupWizard } from "./setup-surface.js";
@@ -88,7 +85,6 @@ function describeMattermostMessageTool({
 
 const mattermostMessageActions: ChannelMessageActionAdapter = {
   describeMessageTool: describeMattermostMessageTool,
-  ...createLegacyMessageToolDiscoveryMethods(describeMattermostMessageTool),
   supportsAction: ({ action }) => {
     return action === "send" || action === "react";
   },

extensions/msteams/src/channel.ts

@@ -1,9 +1,6 @@
 import { formatAllowFromLowercase } from "openclaw/plugin-sdk/allow-from";
 import { collectAllowlistProviderRestrictSendersWarnings } from "openclaw/plugin-sdk/channel-policy";
-import {
-  createLegacyMessageToolDiscoveryMethods,
-  createMessageToolCardSchema,
-} from "openclaw/plugin-sdk/channel-runtime";
+import { createMessageToolCardSchema } from "openclaw/plugin-sdk/channel-runtime";
 import type {
   ChannelMessageActionAdapter,
   ChannelMessageToolDiscovery,
@@ -398,7 +395,6 @@ export const msteamsPlugin: ChannelPlugin<ResolvedMSTeamsAccount> = {
   },
   actions: {
     describeMessageTool: describeMSTeamsMessageTool,
-    ...createLegacyMessageToolDiscoveryMethods(describeMSTeamsMessageTool),
     handleAction: async (ctx) => {
       // Handle send action with card parameter
       if (ctx.action === "send" && ctx.params.card) {

extensions/telegram/src/channel-actions.ts

@@ -7,7 +7,6 @@ import {
 import { readBooleanParam } from "openclaw/plugin-sdk/boolean-param";
 import { resolveReactionMessageId } from "openclaw/plugin-sdk/channel-runtime";
 import {
-  createLegacyMessageToolDiscoveryMethods,
   createMessageToolButtonsSchema,
   createTelegramPollExtraToolSchemas,
   createUnionActionGate,
@@ -178,7 +177,6 @@ function readTelegramMessageIdParam(params: Record<string, unknown>): number {
 
 export const telegramMessageActions: ChannelMessageActionAdapter = {
   describeMessageTool: describeTelegramMessageTool,
-  ...createLegacyMessageToolDiscoveryMethods(describeTelegramMessageTool),
   extractToolSend: ({ args }) => {
     return extractToolSend(args, "sendMessage");
   },

extensions/telegram/src/channel.ts

@@ -250,12 +250,6 @@ function hasTelegramExecApprovalDmRoute(cfg: OpenClawConfig): boolean {
 const telegramMessageActions: ChannelMessageActionAdapter = {
   describeMessageTool: (ctx) =>
     getTelegramRuntime().channel.telegram.messageActions?.describeMessageTool?.(ctx) ?? null,
-  listActions: (ctx) =>
-    getTelegramRuntime().channel.telegram.messageActions?.listActions?.(ctx) ?? [],
-  getCapabilities: (ctx) =>
-    getTelegramRuntime().channel.telegram.messageActions?.getCapabilities?.(ctx) ?? [],
-  getToolSchema: (ctx) =>
-    getTelegramRuntime().channel.telegram.messageActions?.getToolSchema?.(ctx) ?? null,
   extractToolSend: (ctx) =>
     getTelegramRuntime().channel.telegram.messageActions?.extractToolSend?.(ctx) ?? null,
   handleAction: async (ctx) => {

src/channels/plugins/message-tool-legacy.ts

@@ -1,13 +0,0 @@
-import type { ChannelMessageActionAdapter } from "./types.js";
-
-export function createLegacyMessageToolDiscoveryMethods(
-  describeMessageTool: NonNullable<ChannelMessageActionAdapter["describeMessageTool"]>,
-): Pick<ChannelMessageActionAdapter, "listActions" | "getCapabilities" | "getToolSchema"> {
-  const describe = (ctx: Parameters<typeof describeMessageTool>[0]) =>
-    describeMessageTool(ctx) ?? null;
-  return {
-    listActions: (ctx) => [...(describe(ctx)?.actions ?? [])],
-    getCapabilities: (ctx) => [...(describe(ctx)?.capabilities ?? [])],
-    getToolSchema: (ctx) => describe(ctx)?.schema ?? null,
-  };
-}

src/channels/plugins/slack.actions.ts

@@ -10,7 +10,6 @@ import {
   resolveSlackChannelId,
   handleSlackMessageAction,
 } from "../../plugin-sdk/slack.js";
-import { createLegacyMessageToolDiscoveryMethods } from "./message-tool-legacy.js";
 import { createSlackMessageToolBlocksSchema } from "./message-tool-schema.js";
 import type { ChannelMessageActionAdapter, ChannelMessageToolDiscovery } from "./types.js";
 
@@ -52,7 +51,6 @@ export function createSlackActions(
 
   return {
     describeMessageTool,
-    ...createLegacyMessageToolDiscoveryMethods(describeMessageTool),
     extractToolSend: ({ args }) => extractSlackToolSend(args),
     handleAction: async (ctx) => {
       return await handleSlackMessageAction({

src/commands/channels/capabilities.ts

@@ -1,5 +1,9 @@
 import { resolveChannelDefaultAccountId } from "../../channels/plugins/helpers.js";
 import { getChannelPlugin, listChannelPlugins } from "../../channels/plugins/index.js";
+import {
+  createMessageActionDiscoveryContext,
+  resolveMessageActionDiscoveryForPlugin,
+} from "../../channels/plugins/message-action-discovery.js";
 import type {
   ChannelCapabilities,
   ChannelCapabilitiesDiagnostics,
@@ -133,10 +137,6 @@ async function resolveChannelReports(params: {
           : [resolveChannelDefaultAccountId({ plugin, cfg, accountIds: ids })];
       })();
   const reports: ChannelCapabilitiesReport[] = [];
-  const listedActions = plugin.actions?.listActions?.({ cfg }) ?? [];
-  const actions = Array.from(
-    new Set<string>(["send", "broadcast", ...listedActions.map((action) => String(action))]),
-  );
 
   for (const accountId of accountIds) {
     const resolvedAccount = plugin.config.resolveAccount(cfg, accountId);
@@ -169,6 +169,18 @@ async function resolveChannelReports(params: {
             target: params.target,
           })
         : undefined;
+    const discoveredActions = resolveMessageActionDiscoveryForPlugin({
+      pluginId: plugin.id,
+      actions: plugin.actions,
+      context: createMessageActionDiscoveryContext({
+        cfg,
+        accountId,
+      }),
+      includeActions: true,
+    }).actions;
+    const actions = Array.from(
+      new Set<string>(["send", "broadcast", ...discoveredActions.map((action) => String(action))]),
+    );
 
     reports.push({
       channel: plugin.id,

src/plugin-sdk/agent-runtime.ts

@@ -23,15 +23,3 @@ export * from "../agents/vllm-defaults.js";
 // Intentional public runtime surface: channel plugins use ingress agent helpers directly.
 export * from "../agents/agent-command.js";
 export * from "../tts/tts.js";
-// Legacy channel action runtime re-exports. New bundled plugin code should use
-// local extension-owned modules instead of adding more public SDK surface here.
-export {
-  handleDiscordAction,
-  readDiscordParentIdParam,
-  isDiscordModerationAction,
-  readDiscordModerationCommand,
-} from "../../extensions/discord/runtime-api.js";
-export {
-  handleTelegramAction,
-  readTelegramButtons,
-} from "../../extensions/telegram/runtime-api.js";

src/plugin-sdk/channel-runtime.ts

@@ -34,7 +34,6 @@ export type * from "../channels/plugins/types.js";
 export * from "../channels/plugins/config-writes.js";
 export * from "../channels/plugins/directory-config.js";
 export * from "../channels/plugins/media-payload.js";
-export * from "../channels/plugins/message-tool-legacy.js";
 export * from "../channels/plugins/message-tool-schema.js";
 export * from "../channels/plugins/normalize/signal.js";
 export * from "../channels/plugins/normalize/whatsapp.js";