diff --git a/app/Dockerfile b/app/Dockerfile
index 8175c46..bf03d2d 100644
--- a/app/Dockerfile
+++ b/app/Dockerfile
@@ -1,15 +1,15 @@
 # using ubuntu LTS version
-FROM ubuntu:20.04 AS builder-image
+FROM ubuntu:22.04 AS builder-image
 
 # avoid stuck build due to user prompt
 ARG DEBIAN_FRONTEND=noninteractive
 
-RUN apt-get update && apt-get install --no-install-recommends -y python3.9 python3.9-dev python3.9-venv python3-pip python3-wheel build-essential && \
+RUN apt-get update && apt-get install --no-install-recommends -y python3.10 python3.10-dev python3.10-venv python3-pip python3-wheel build-essential && \
 	apt-get clean && rm -rf /var/lib/apt/lists/*
 
 # create and activate virtual environment
 # using final folder name to avoid path issues with packages
-RUN python3.9 -m venv /home/myuser/venv
+RUN python3 -m venv /home/myuser/venv
 ENV PATH="/home/myuser/venv/bin:$PATH"
 
 # install requirements
@@ -17,18 +17,18 @@ COPY requirements.txt .
 RUN pip3 install --no-cache-dir wheel
 RUN pip3 install --no-cache-dir -r requirements.txt
 
-FROM ubuntu:20.04 AS runner-image
-RUN apt-get update && apt-get install --no-install-recommends -y python3.9 python3-venv && \
+FROM ubuntu:22.04 AS runner-image
+RUN apt-get update && apt-get install --no-install-recommends -y python3.10 python3-venv && \
 	apt-get clean && rm -rf /var/lib/apt/lists/*
 
 RUN useradd --create-home myuser
 COPY --from=builder-image /home/myuser/venv /home/myuser/venv
 
-USER myuser
 RUN mkdir /home/myuser/code
 WORKDIR /home/myuser/code/app
 COPY . .
-
+RUN chown -R myuser:myuser /home/myuser
+USER myuser
 EXPOSE 5000
 
 # make sure all messages always reach console
@@ -37,7 +37,7 @@ ENV PYTHONUNBUFFERED=1
 # activate virtual environment
 ENV VIRTUAL_ENV=/home/myuser/venv
 ENV PATH="/home/myuser/venv/bin:$PATH"
-ENV FLASK_APP=app:app.py
+ENV FLASK_APP=app
 ENV FLASK_ENV=development
 ENV FLASK_DEBUG=1
 # /dev/shm is mapped to shared memory and should be used for gunicorn heartbeat
diff --git a/app/config.py b/app/config.py
index 8684c60..a426c61 100644
--- a/app/config.py
+++ b/app/config.py
@@ -2,12 +2,12 @@
 # -*- coding: utf-8 -*-
 # standard python imports
 
-mssql = {'host': 'dbhost',
+mssql = {'host': 'database',
          'user': 'dbuser',
          'passwd': 'dbPwd',
          'db': 'db'}
 
-postgresql = {'host': '0.0.0.0',
+postgresql = {'host': 'database',
          'user': 'postgres',
          'passwd': 'magical_password',
          'db': 'db'}
diff --git a/app/requirements.txt b/app/requirements.txt
index 641f33c..64fe924 100644
--- a/app/requirements.txt
+++ b/app/requirements.txt
@@ -1,11 +1,11 @@
-Flask==2.0.1
-Flask-RESTful==0.3.9
-Flask-SQLAlchemy==2.5.1
-Jinja2==3.0.1
-Flask-JWT-Extended==4.2.1
-python-dateutil==2.8.1
-pytz==2021.1
-SQLAlchemy==1.4.19
-Werkzeug==2.0.1
+Flask==2.3.2
+Flask-RESTful==0.3.10
+Flask-SQLAlchemy==3.0.5
+Jinja2==3.1.2
+Flask-JWT-Extended==4.5.2
+python-dateutil==2.8.2
+pytz==2023.3
+SQLAlchemy==2.0.19
+Werkzeug==2.3.6
 psycopg2-binary
-rich
\ No newline at end of file
+rich==13.4.2
diff --git a/app/resources/user.py b/app/resources/user.py
index 03d1e5a..b2ff661 100644
--- a/app/resources/user.py
+++ b/app/resources/user.py
@@ -2,8 +2,8 @@
 # -*- coding: utf-8 -*-
 # standard python imports
 
-from flask_restful import Resource, reqparse
-from flask import jsonify
+from flask_restful import Resource
+from flask import jsonify, request
 from flask_jwt_extended import create_access_token, jwt_required
 from flask_jwt_extended import current_user
 from app.models.user import UserModel
@@ -16,14 +16,9 @@ class User(Resource):
     def __init__(self):
         self.logger = create_logger()
 
-    parser = reqparse.RequestParser()  # only allow price changes, no name changes allowed
-    parser.add_argument('username', type=str, required=True,
-                        help='This field cannot be left blank')
-    parser.add_argument('password', type=str, required=True,
-                        help='This field cannot be left blank')
 
     def post(self):
-        data = User.parser.parse_args()
+        data = request.get_json(force=True)
         username = data['username']
         password = data['password']
 
@@ -49,14 +44,9 @@ class UserRegister(Resource):
     def __init__(self):
         self.logger = create_logger()
 
-    parser = reqparse.RequestParser()  # only allow price changes, no name changes allowed
-    parser.add_argument('username', type=str, required=True,
-                        help='This field cannot be left blank')
-    parser.add_argument('password', type=str, required=True,
-                        help='This field cannot be left blank')
 
     def post(self):
-        data = UserRegister.parser.parse_args()
+        data = request.get_json(force=True)
 
         if UserModel.find_by_username(data['username']):
             return {'message': 'UserModel has already been created, aborting.'}, 400
diff --git a/docker-compose.yml b/docker-compose.yml
index 3e061ff..4356372 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -2,6 +2,7 @@ version: '3.7'
 services:
 
   app:
+    hostname: app    
     build: ./app
     restart: always
     ports:
@@ -10,6 +11,7 @@ services:
       - database
 
   database:
+    hostname: database
     image: postgres:latest # use latest official postgres version
     env_file:
       - postgres.env # configure postgres
diff --git a/readme.md b/readme.md
index 14f8bac..4aa2066 100644
--- a/readme.md
+++ b/readme.md
@@ -11,13 +11,18 @@ on Udemy. https://www.udemy.com/course/rest-api-flask-and-python/learn/lecture/6
 
 ### Example endpoints
 #### Add user 
-`curl -d "username=user1&password=abcd" -X POST http://localhost:5000/register`
+`curl -X POST http://localhost:5000/register -H "Content-Type: application/json" -d '{"username": "luna", "password": "badgirl"}'`
 
 #### Login
 ###### _`(Returns Auth Token)`_
-`curl -d "username=user1&password=abcd" -X POST http://localhost:5000/user`
+`curl -X POST http://localhost:5000/user -H "Content-Type: application/json" -d '{"username": "luna", "password": "badgirl"}'`
 
-#### Add Item
+### Grab token in variable
+`export JWT=$(curl -s -X POST http://localhost:5000/user -H "Content-Type: application/json" -d @creds.json | jq .access_token)`
+
+#### Add Store
 ###### _`(Replace with Auth Token)`_
-`curl -XGET -d "store_id=1&price=2.309" \
- -H "Authorization: Bearer paste_token_here http://localhost:5000/item/xyz`
+`curl -X POST http://localhost:5000/store/xyz -H "Authorization: Bearer $JWT" -H "Content-Type: application/json" -H "Accepts: application/json" `
+
+### Add Item
+`curl -X POST http://localhost:5000/item/apple -H "Authorization: Bearer $JWT" -H "Content-Type: application/json" -H "Accepts: application/json" -d '{"store_id": 1, "price": "2.40"}'`