basic structure setup

rag-chat-backend/src/app.py

@@ -0,0 +1,30 @@
+"""FastAPI Backend"""
+
+import uvicorn
+import os
+
+from fastapi import FastAPI
+from fastapi.middleware.cors import CORSMiddleware
+from dotenv import load_dotenv
+
+from core.config import settings
+
+load_dotenv()
+app = FastAPI()
+
+app.add_middleware(
+    CORSMiddleware,
+    allow_origins=["*"],
+    allow_credentials=True,
+    allow_methods=["*"],
+    allow_headers=["*"],
+)
+
+print('OPENSEARCH_USE_SSL')
+print(os.getenv('OPENSEARCH_USE_SSL'))
+print('settings.API_V1_STR')
+print(settings.API_V1_STR)
+
+
+if __name__ == "__main__":
+    uvicorn.run("app:app", host="0.0.0.0", port=8000, reload=True)