heroku app added

Procfile

-web: python3 main.py
\ No newline at end of file
+web: PORT=$PORT python3 main.py

main.py

@@ -6,6 +6,7 @@ from starlette.responses import JSONResponse, PlainTextResponse
 from prediction import predict
 import uvicorn
 import json
+import os
 
 scopes = [
   "https://www.googleapis.com/auth/userinfo.email",
@@ -13,7 +14,7 @@ scopes = [
 ]
 templates = Jinja2Templates(directory='templates')
 
-app = Starlette(debug=True)
+app = Starlette()
 credentials = service_account.Credentials.from_service_account_file("./serviceKey.json", scopes=scopes)
 authed_session = AuthorizedSession(credentials)
 
@@ -76,5 +77,6 @@ async def evaluate(request):
 
 if __name__ == '__main__':
     print('start given')
-    uvicorn.run(app, host='0.0.0.0', port=8000)
+    port = int(os.environ.get('PORT', 5000))
+    uvicorn.run(app, host='0.0.0.0', port=port)
     print('started')