feat: add start script to pull latest git repository and run Flask application in Docker container

docker-compose.yml

@@ -7,3 +7,4 @@ services:
       - "3004:3004"
     volumes:
       - /home/manuel/docker/MikaApp/instance:/usr/src/app/instance
+    command: ["./start.sh"]

start.sh

@@ -0,0 +1,7 @@
+#!/bin/bash
+
+# Pull the latest changes from the repository
+git pull https://gitlab.fire-devils.org/ManuelW/MikaList.git
+
+# Start the Flask application
+flask run --host=0.0.0.0 --port=3004