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/http-recorder/script/build.ts

@@ -0,0 +1,20 @@
+#!/usr/bin/env bun
+import { $ } from "bun"
+import { readdir, rm } from "node:fs/promises"
+
+await rm("dist", { recursive: true, force: true })
+await $`bunx tsc --emitDeclarationOnly`
+
+const build = await Bun.build({
+  entrypoints: ["src/index.ts"],
+  outdir: "dist",
+  target: "node",
+  format: "esm",
+  packages: "external",
+})
+if (!build.success) throw new AggregateError(build.logs, "Failed to build @opencode-ai/http-recorder")
+
+const publicFiles = new Set(["index.js", "index.d.ts", "effect.d.ts", "socket.d.ts", "types.d.ts"])
+await Promise.all(
+  (await readdir("dist")).filter((file) => !publicFiles.has(file)).map((file) => rm(`dist/${file}`, { force: true })),
+)