fix: make local database startup self contained

scripts/dev-backend.mjs

@@ -8,16 +8,15 @@ import path from "node:path";
 const root = path.dirname(path.dirname(fileURLToPath(import.meta.url)));
 const envPath = path.join(root, ".env");
 
-if (!existsSync(envPath)) {
-  console.error("缺少 .env：请参照 .env.example 创建（开发值任意填）。");
-  process.exit(1);
-}
-
 // 简易 KEY=value 解析（与 compose 的 env_file 语法一致，无需处理引号）。
 const overrides = {};
-for (const line of readFileSync(envPath, "utf8").split("\n")) {
-  const m = /^([A-Za-z_][A-Za-z0-9_]*)=(.*)$/.exec(line.trim());
-  if (m && !(m[1] in overrides)) overrides[m[1]] = m[2];
+if (existsSync(envPath)) {
+  for (const line of readFileSync(envPath, "utf8").split("\n")) {
+    const m = /^([A-Za-z_][A-Za-z0-9_]*)=(.*)$/.exec(line.trim());
+    if (m && !(m[1] in overrides)) overrides[m[1]] = m[2];
+  }
+} else {
+  console.warn("[dev-backend] 未找到 .env，使用本地开发默认值。");
 }
 
 if (!overrides.CONTROL_PLANE_USERNAME) overrides.CONTROL_PLANE_USERNAME = "admin";
@@ -30,7 +29,10 @@ if (Buffer.from(overrides.CREATORHUB_CREDENTIAL_MASTER_KEY ?? "", "base64").leng
   overrides.CREATORHUB_CREDENTIAL_MASTER_KEY = devMasterKey;
 }
 if (!overrides.LISTEN_ADDR) overrides.LISTEN_ADDR = ":8082";
-if (!overrides.DATABASE_URL) overrides.DATABASE_URL = "postgres://creatorhub@127.0.0.1:5432/creatorhub?sslmode=disable";
+if (!overrides.DATABASE_URL) {
+  const postgresPort = overrides.CREATORHUB_POSTGRES_PORT || "15433";
+  overrides.DATABASE_URL = `postgres://creatorhub@127.0.0.1:${postgresPort}/creatorhub?sslmode=disable`;
+}
 if (!overrides.CREATORHUB_CREDENTIAL_STORE_DIR) overrides.CREATORHUB_CREDENTIAL_STORE_DIR = path.join(root, ".dev-credentials");
 if (!overrides.WEB_DIR) overrides.WEB_DIR = path.join(root, "web", "dist");
 if (!overrides.LOG_LEVEL) overrides.LOG_LEVEL = "debug";

scripts/dev-gateway.mjs

@@ -24,6 +24,7 @@ const gatewayEnvPath = process.env.CREATORHUB_BROWSER_GATEWAY_ENV
 const gatewayEnv = readEnvFile(gatewayEnvPath);
 const env = { ...process.env, ...rootEnv, ...gatewayEnv };
 if (!env.LISTEN_ADDR) env.LISTEN_ADDR = "0.0.0.0:8081";
+if (!env.GATEWAY_TOKEN) env.GATEWAY_TOKEN = "dev-creatorhub-gateway-token";
 
 const gateway = spawn("python3", ["-m", "browser_gateway.server.http"], {
   cwd: root,