fix: ship prebuilt lib and drop prepare for one-click git install

Avoids pnpm allowBuilds block on dsh plugin add; README install steps expanded for first-time users.

Co-authored-by: Cursor <cursoragent@cursor.com>

lib/index.js

@@ -0,0 +1,36 @@
+import Schema from '@deepseek-ai/schemastery';
+import { TelegramBridge } from './bridge.js';
+export const name = 'dsh-telegram-channel';
+export const inject = ['agents'];
+export const Config = Schema.object({
+    token: Schema.string().default(''),
+    allowedUserIds: Schema.array(Schema.number()).default([]),
+    allowAllUsers: Schema.boolean().default(false),
+    maxMessageLength: Schema.number().default(4096),
+    pollingTimeoutSec: Schema.number().default(30),
+});
+export function apply(ctx, config) {
+    const token = (config.token && config.token.length > 0)
+        ? config.token
+        : (process.env.DSH_TELEGRAM_TOKEN ?? '');
+    if (!token) {
+        ctx.logger.error('dsh-telegram-channel: missing bot token (set config.token or DSH_TELEGRAM_TOKEN); polling not started');
+        return;
+    }
+    const bridge = new TelegramBridge(ctx, {
+        token,
+        allowedUserIds: config.allowedUserIds ?? [],
+        allowAllUsers: config.allowAllUsers ?? false,
+        maxMessageLength: config.maxMessageLength ?? 4096,
+        pollingTimeoutSec: config.pollingTimeoutSec ?? 30,
+    });
+    ctx.effect(() => {
+        bridge.start();
+        return () => { void bridge.stop(); };
+    }, 'dsh-telegram-channel.serve');
+}
+export * from './format.js';
+export * from './client.js';
+export * from './auth.js';
+export * from './commands.js';
+export * from './bridge.js';