chore: initialize SaaS order service

bootstrap.js

@@ -0,0 +1,36 @@
+'use strict';
+
+const { Bootstrap } = require('@midwayjs/bootstrap');
+const { prepareSaasServiceHost } = require('@cool-midway/rpc/saas-host');
+const path = require('path');
+const {
+  requireExactReleaseEnvironment,
+} = require('./release-environment');
+
+function loadGeneratedSaasModule() {
+  return require('./dist/saas/generated').GeneratedSaasModule;
+}
+
+async function start() {
+  await prepareSaasServiceHost({
+    generated: loadGeneratedSaasModule(),
+  });
+  requireExactReleaseEnvironment();
+  return Bootstrap.configure({
+    baseDir: path.join(__dirname, 'dist'),
+    imports: [require('./dist/configuration')],
+  }).run();
+}
+
+if (require.main === module) {
+  start().catch(error => {
+    process.stderr.write(`${error?.stack || error?.message || error}\n`);
+    process.exitCode = 1;
+  });
+}
+
+module.exports = {
+  loadGeneratedSaasModule,
+  requireExactReleaseEnvironment,
+  start,
+};