feat: 引入 usage 队列与本地部署脚本

- usage 队列异步写入与流式解析限流
- 管理台展示运行时配置
- 本地 dev/部署脚本与 CI 队列创建

scripts/dev.mjs

@@ -0,0 +1,80 @@
+#!/usr/bin/env node
+import { spawn } from "node:child_process";
+import { existsSync } from "node:fs";
+import path from "node:path";
+
+const BUN_CMD = (() => {
+	if (process.env.BUN_BIN && existsSync(process.env.BUN_BIN)) {
+		return process.env.BUN_BIN;
+	}
+	const npmExec = process.env.npm_execpath;
+	if (npmExec && npmExec.toLowerCase().includes("bun")) {
+		return npmExec;
+	}
+	if (process.env.BUN_INSTALL) {
+		const candidate = path.join(
+			process.env.BUN_INSTALL,
+			"bin",
+			process.platform === "win32" ? "bun.exe" : "bun",
+		);
+		if (existsSync(candidate)) {
+			return candidate;
+		}
+	}
+	return "bun";
+})();
+
+const commands = [
+	{ name: "worker", cmd: BUN_CMD, args: ["run", "dev:worker"] },
+	{ name: "ui", cmd: BUN_CMD, args: ["run", "dev:ui"] },
+];
+
+const children = new Map();
+let shuttingDown = false;
+
+const shutdown = (code = 0) => {
+	if (shuttingDown) {
+		return;
+	}
+	shuttingDown = true;
+	for (const child of children.values()) {
+		if (!child.killed) {
+			child.kill("SIGINT");
+		}
+	}
+	process.exit(code);
+};
+
+for (const command of commands) {
+	const child = spawn(command.cmd, command.args, { stdio: "inherit" });
+	children.set(command.name, child);
+	child.on("error", (error) => {
+		if (error.code === "ENOENT") {
+			console.error(
+				"❌ 未找到 Bun，请确认已安装并配置 PATH，或设置 BUN_BIN 指向 bun 可执行文件。",
+			);
+			shutdown(1);
+			return;
+		}
+		console.error(`❌ 启动 ${command.name} 失败: ${error.message}`);
+		shutdown(1);
+	});
+	child.on("exit", (code) => {
+		if (shuttingDown) {
+			return;
+		}
+		if (code && code !== 0) {
+			shutdown(code);
+			return;
+		}
+		const allExited = Array.from(children.values()).every(
+			(item) => item.exitCode !== null,
+		);
+		if (allExited) {
+			shutdown(0);
+		}
+	});
+}
+
+process.on("SIGINT", () => shutdown(0));
+process.on("SIGTERM", () => shutdown(0));