feat: 品牌替换 + 启动优化 + AGENTS.md 模板定制

- 品牌替换：OpenCode/opencode → AirCoding/aircoding（16+ 文件）
- Logo ASCII art：修复 left/right 行数不匹配导致的启动崩溃
- 启动诊断：添加 OPENCODE_PRINT_TIMING 计时探针
- dev 模式默认 --pure 跳过外部插件加载
- AGENTS.md 模板：追加 AirCoding 多 Agent 专项段落
- architect prompt + plugin：强化 AGENTS.md 产出验证

packages/console/core/script/update-limits.ts

@@ -0,0 +1,30 @@
+#!/usr/bin/env bun
+
+import { $ } from "bun"
+import path from "path"
+import os from "os"
+import { Subscription } from "../src/subscription"
+
+const root = path.resolve(process.cwd(), "..", "..", "..")
+const secrets = await $`bun sst secret list --fallback`.cwd(root).text()
+
+// read value
+const lines = secrets.split("\n")
+const oldValue = lines.find((line) => line.startsWith("ZEN_LIMITS"))?.split("=")[1] ?? "{}"
+if (!oldValue) throw new Error("ZEN_LIMITS not found")
+
+// store the prettified json to a temp file
+const filename = `limits-${Date.now()}.json`
+const tempFile = Bun.file(path.join(os.tmpdir(), filename))
+await tempFile.write(JSON.stringify(JSON.parse(oldValue), null, 2))
+console.log("tempFile", tempFile.name)
+
+// open temp file in vim and read the file on close
+await $`vim ${tempFile.name}`
+const newValue = JSON.stringify(JSON.parse(await tempFile.text()))
+Subscription.validate(JSON.parse(newValue))
+
+// update the secret
+const envFile = Bun.file(path.join(os.tmpdir(), `limits-${Date.now()}.env`))
+await envFile.write(`ZEN_LIMITS="${newValue.replace(/"/g, '\\"')}"`)
+await $`bun sst secret load ${envFile.name} --fallback`.cwd(root)