update Dockerfile to 3.12. Add local/remote profiles.

Author: sspickle

Dockerfile

@@ -1,4 +1,4 @@
-FROM python:3.8.5-buster
+FROM python:3.12-slim
 
 RUN mkdir /app
 

docker-compose.yml

@@ -13,6 +13,7 @@ services:
     command: gcloud beta emulators datastore start --host-port=0.0.0.0:8081 --project glowscript-dev
 
   flask:
+    profiles: [remote]
     image: us.gcr.io/glowscript-py38/glowscript-flask:latest
     ports:
     - 8080:8080
@@ -27,5 +28,22 @@ services:
      - FLASK_RUN_PORT=8080
     command: flask run
 
+  flask-local:
+    build: .
+    image: glowscript-flask:local
+    profiles: [local]
+    ports:
+    - 8080:8080
+    links:
+     - datastore
+    volumes:
+     - .:/app
+     - datastore:/root/.config
+    environment:
+     - DATASTORE_EMULATOR_HOST=datastore:8081
+     - FLASK_RUN_HOST=0.0.0.0
+     - FLASK_RUN_PORT=8080
+    command: flask run
+
 volumes:
   datastore: