fix: readiness prob

src/app.ts

@@ -26,7 +26,7 @@ const logger = Pino();
   }
 
   container.register('PGPool', { useValue: new Pool() });
-  container.register('PGClient', { useValue: new Client() });
+  container.register('PGClientFactory', { useValue: () => new Client() });
   container.register('Logger', { useValue: logger });
 })();
 

src/features/health-readiness/health-readiness-handler.test.ts

@@ -26,7 +26,7 @@ describe('HealthReadinessHandler', () => {
         };
 
         const handler = new HealthReadinessHandler(
-          postgreSQL as unknown as Client,
+          () => postgreSQL as unknown as Client,
           jest.fn() as unknown as Logger
         );
 
@@ -57,7 +57,7 @@ describe('HealthReadinessHandler', () => {
         };
 
         const handler = new HealthReadinessHandler(
-          postgreSQL as unknown as Client,
+          () => postgreSQL as unknown as Client,
           logger as unknown as Logger
         );
 

src/features/health-readiness/health-readiness-handler.ts

@@ -1,5 +1,5 @@
 import { inject, injectable } from 'tsyringe';
-import { Client } from 'pg';
+import type { Client } from 'pg';
 import { Logger } from 'pino';
 
 import handles from '../../infrastructure/handles';
@@ -13,16 +13,17 @@ export default class HealthReadinessHandler extends Handler<
   boolean
 > {
   constructor(
-    @inject('PGClient') private readonly _pg: Client,
+    @inject('PGClientFactory') private readonly _pgFactory: () => Client,
     @inject('Logger') private readonly _logger: Logger
   ) {
     super();
   }
 
   async handle(request: HealthReadinessRequest): Promise<boolean> {
+    const pg = this._pgFactory();
     try {
-      await this._pg.connect();
-      await this._pg.end();
+      await pg.connect();
+      await pg.end();
 
       return true;
     } catch (e) {