update dockerfile

Error with docker compose
update pip install

WebGui/DOCKERFILE

@@ -11,7 +11,7 @@ COPY ./Helloworld.py /app/
 EXPOSE 5000
 
 # Install any dependencies
-RUN pip install --no-cache-dir Flask==2.1.2
+RUN pip install --no-cache-dir flask
 
 # Set the entry point
 CMD ["python", "Helloworld.py"]

docker-compose.yml

@@ -10,7 +10,7 @@ services:
     build:
       context: ./WebGui
       dockerfile: ./DOCKERFILE
-    port:
+    ports:
       - '80:5000'
   
   # database: