improve(telegram): cut cold channel setup import latency (#122955)

* perf(telegram): keep setup entry on light graph

* fix(plugin-sdk): complete private UI hint boundaries

extensions/telegram/src/setup-plugin.ts

@@ -0,0 +1,57 @@
+// Telegram plugin module composes the setup-safe channel surface.
+import type { ChannelPlugin } from "openclaw/plugin-sdk/channel-core";
+import { getChatChannelMeta } from "openclaw/plugin-sdk/channel-plugin-common";
+import type { ResolvedTelegramAccount } from "./accounts.js";
+import { createTelegramPluginConfig } from "./config-adapter.js";
+import { TelegramChannelConfigSchema } from "./config-schema.js";
+import { collectRuntimeConfigAssignments, secretTargetRegistryEntries } from "./secret-contract.js";
+
+const TELEGRAM_CHANNEL = "telegram" as const;
+
+export function createTelegramSetupPluginBase(params: {
+  setupWizard: NonNullable<ChannelPlugin<ResolvedTelegramAccount>["setupWizard"]>;
+  setupContract: NonNullable<ChannelPlugin<ResolvedTelegramAccount>["setupContract"]>;
+}): Pick<
+  ChannelPlugin<ResolvedTelegramAccount>,
+  | "id"
+  | "meta"
+  | "setupWizard"
+  | "capabilities"
+  | "reload"
+  | "configSchema"
+  | "config"
+  | "setupContract"
+  | "secrets"
+> {
+  return {
+    id: TELEGRAM_CHANNEL,
+    setupContract: params.setupContract,
+    meta: {
+      ...getChatChannelMeta(TELEGRAM_CHANNEL),
+      quickstartAllowFrom: true,
+    },
+    setupWizard: params.setupWizard,
+    capabilities: {
+      chatTypes: ["direct", "group", "channel", "thread"],
+      reactions: true,
+      threads: true,
+      media: true,
+      tts: {
+        voice: {
+          synthesisTarget: "voice-note",
+          captionedFinalText: true,
+        },
+      },
+      polls: true,
+      nativeCommands: true,
+      blockStreaming: true,
+    },
+    reload: { configPrefixes: ["channels.telegram"] },
+    configSchema: TelegramChannelConfigSchema,
+    config: createTelegramPluginConfig(),
+    secrets: {
+      secretTargetRegistryEntries,
+      collectRuntimeConfigAssignments,
+    },
+  };
+}