refactor(plugin-sdk): route bundled runtime barrels through public subpaths

extensions/line/api.ts

@@ -1,2 +1,41 @@
+export type {
+  ChannelPlugin,
+  OpenClawConfig,
+  OpenClawPluginApi,
+  PluginRuntime,
+} from "openclaw/plugin-sdk/core";
+export { buildChannelConfigSchema, clearAccountEntryFields } from "openclaw/plugin-sdk/core";
+export type { ReplyPayload } from "openclaw/plugin-sdk/reply-runtime";
+export type { ChannelAccountSnapshot, ChannelGatewayContext } from "openclaw/plugin-sdk/testing";
+export type { ChannelStatusIssue } from "openclaw/plugin-sdk/channel-runtime";
+export {
+  buildComputedAccountStatusSnapshot,
+  buildTokenChannelStatusSummary,
+} from "openclaw/plugin-sdk/channel-runtime";
+export type {
+  CardAction,
+  LineChannelData,
+  LineConfig,
+  ListItem,
+  ResolvedLineAccount,
+} from "openclaw/plugin-sdk/line-core";
+export {
+  createActionCard,
+  createImageCard,
+  createInfoCard,
+  createListCard,
+  createReceiptCard,
+  DEFAULT_ACCOUNT_ID,
+  formatDocsLink,
+  LineConfigSchema,
+  listLineAccountIds,
+  normalizeAccountId,
+  processLineMessage,
+  resolveDefaultLineAccountId,
+  resolveExactLineGroupConfigKey,
+  resolveLineAccount,
+  setSetupChannelEnabled,
+  splitSetupEntries,
+} from "openclaw/plugin-sdk/line-core";
 export * from "./runtime-api.js";
 export * from "./setup-api.js";