fix: separate swagger generation from server run

.env.example

@@ -35,3 +35,4 @@ ATTESTATION_SERVICE_HOST=0.0.0.0
 PROOF_SERVICE_TCP_PORT=8884
 PROOF_SERVICE_HOST=0.0.0.0
 
+SWAGGER=false

apps/agent/src/main.ts

@@ -17,15 +17,19 @@ async function bootstrap() {
   const port = process.env.AGENT_PORT || 3001;
   app.enableShutdownHooks();
 
-  const config = new DocumentBuilder()
-    .setTitle("Agent")
-    .setDescription("Agent API")
-    .setVersion("1.0")
-    .build();
+  if (process.env.SWAGGER === "true") {
+    const config = new DocumentBuilder()
+      .setTitle("Agent")
+      .setDescription("Agent API")
+      .setVersion("1.0")
+      .build();
 
-  const document = SwaggerModule.createDocument(app, config);
-  fs.writeFileSync("./agent-swagger.json", JSON.stringify(document));
-  SwaggerModule.setup("api", app, document);
+    const document = SwaggerModule.createDocument(app, config);
+    fs.writeFileSync("./agent-swagger.json", JSON.stringify(document));
+    SwaggerModule.setup("api", app, document);
+    Logger.log(`Swagger file written`);
+    return process.kill(0);
+  }
 
   await app.listen(port, "0.0.0.0");
   Logger.log(

apps/gateway/src/main.ts

@@ -38,17 +38,21 @@ async function bootstrap() {
 
   app.enableShutdownHooks();
 
-  const config = new DocumentBuilder()
-    .setTitle("OCM Gateway")
-    .setDescription("OCM ENGINE GATEWAY API")
-    .setVersion("1.0")
-    .addServer(`http://${gatewayConfig.host}:${gatewayConfig.httpPort}`)
-    .build();
+  if (process.env.SWAGGER === "true") {
+    const config = new DocumentBuilder()
+      .setTitle("OCM Gateway")
+      .setDescription("OCM ENGINE GATEWAY API")
+      .setVersion("1.0")
+      .addServer(`http://${gatewayConfig.host}:${gatewayConfig.httpPort}`)
+      .build();
 
-  const document = SwaggerModule.createDocument(app, config);
-  fs.writeFileSync("./gateway-swagger.json", JSON.stringify(document));
-  SwaggerModule.setup("api", app, document);
+    const document = SwaggerModule.createDocument(app, config);
+    fs.writeFileSync("./gateway-swagger.json", JSON.stringify(document));
+    SwaggerModule.setup("api", app, document);
 
+    Logger.log(`Swagger file written`);
+    return process.kill(0);
+  }
   const port = gatewayConfig.httpPort || 3000;
 
   await app.listen(port, gatewayConfig.host);