docs: add note about docker development environment

adds a docker environment for development.
can be started using:
`docker compose -f docker-compose.dev.yml up --watch --build`

README.md

@@ -121,12 +121,10 @@ This project is built with a modern tech stack:
     password: password
     ```
 
-**Docker development environment:**
-
 - The docker development environment can be started with the following command:
 
 ```bash
-docker compose -f docker-compose.dev.yml up --watch --build
+yarn dev_container
 ```
 
 **Self-Hosting with Docker (Planned):**

package.json

@@ -12,7 +12,8 @@
     "prisma:generate": "dotenv -e .env.local -- prisma generate",
     "prisma:studio": "dotenv -e .env.local -- prisma studio",
     "prisma:db:push": "dotenv -e .env.local -- prisma db push",
-    "prisma:migrate:reset": "dotenv -e .env.local -- prisma migrate reset"
+    "prisma:migrate:reset": "dotenv -e .env.local -- prisma migrate reset",
+    "dev_container": "docker compose -f docker-compose.dev.yml up --watch --build"
   },
   "dependencies": {
     "@auth/prisma-adapter": "^2.9.1",