docs: add cookie example in README.md (#9)

Co-authored-by: Konstantin Chernyshev <[email protected]>

README.md

@@ -33,17 +33,27 @@ pip install fastapi-jwt
 This library made in fastapi style, so it can be used as standard security features 
 
 ```python
-from fastapi import FastAPI, Security
+from fastapi import FastAPI, Security, Response
 from fastapi_jwt import JwtAuthorizationCredentials, JwtAccessBearer
 
+
 app = FastAPI()
 access_security = JwtAccessBearer(secret_key="secret_key", auto_error=True)
 
+
 @app.post("/auth")
 def auth():
     subject = {"username": "username", "role": "user"}
     return {"access_token": access_security.create_access_token(subject=subject)}
 
+@app.post("/auth_cookie")
+def auth(response: Response):
+    subject = {"username": "username", "role": "user"}
+    access_token = access_security.create_access_token(subject=subject)
+    access_security.set_access_cookie(response, access_token)
+    return {"access_token": access_token}
+
+
 @app.get("/users/me")
 def read_current_user(
     credentials: JwtAuthorizationCredentials = Security(access_security),