feat(API): Added CORSMiddleware.

src/app.py

@@ -1,10 +1,18 @@
 from fastapi import FastAPI
 
 from src.handlers import router
+from fastapi.middleware.cors import CORSMiddleware
 
 
 def get_application() -> FastAPI:
     application = FastAPI()
+    application.add_middleware(
+        CORSMiddleware,
+        allow_origins=["*"],
+        allow_credentials=True,
+        allow_methods=["*"],
+        allow_headers=["*"],
+    )
     application.include_router(router)
 
     return application