Add requirements and remove useless imports

app.py

@@ -1,20 +1,12 @@
-from io import StringIO
-import numpy as np
-import pandas as pd
 import requests
-from bs4 import BeautifulSoup
 import json
 import os
-import traceback
 import uuid
 import zipfile
 import io
 import subprocess
 import os
 import re
-import time
-from datetime import datetime
-from dotenv import load_dotenv
 import warnings
 from fastapi import FastAPI, HTTPException
 from fastapi.middleware.cors import CORSMiddleware
@@ -23,8 +15,6 @@ from fastapi.staticfiles import StaticFiles
 from pydantic import BaseModel
 from typing import Any, Dict, List, Literal, Optional
 
-load_dotenv()
-
 warnings.filterwarnings("ignore")
 
 app = FastAPI(title="3GPP Specification Splitter API", 

requirements.txt

@@ -0,0 +1,5 @@
+fastapi
+uvicorn[standard]
+requests
+pydantic
+lxml