fix(channels): expose Discord guild allowlist fields

tests/channel-ui-registry.test.js

@@ -0,0 +1,19 @@
+import test from 'node:test'
+import assert from 'node:assert/strict'
+import { readFileSync } from 'node:fs'
+
+const channelsPageSource = readFileSync(new URL('../src/pages/channels.js', import.meta.url), 'utf8')
+
+function getRegistryBlock(platformId) {
+  const start = channelsPageSource.indexOf(`  ${platformId}: {`)
+  assert.notEqual(start, -1, `未找到 ${platformId} 渠道注册表`)
+  const next = channelsPageSource.indexOf('\n  slack: {', start + 1)
+  return channelsPageSource.slice(start, next === -1 ? undefined : next)
+}
+
+test('Discord 渠道 UI 会暴露服务器频道 allowlist 配置字段', () => {
+  const discordBlock = getRegistryBlock('discord')
+
+  assert.match(discordBlock, /key:\s*'guildId'/)
+  assert.match(discordBlock, /key:\s*'channelId'/)
+})