Adds an example of docker compose for external database

docs/config/external-db.md

@@ -76,4 +76,41 @@ migrations, or if they were not executed for some reason, you can run them manua
  ```
 
  This command forcefully runs the migrations regardless of the current state, ensuring that all necessary tables are
- properly set up in the database.
+ properly set up in the database.
+
+## Docker compose example
+
+Here’s an example of a `docker-compose.yml` file that sets up a PostgreSQL database for Buggregator:
+
+```yaml
+version: '3.9'
+
+services:
+ buggregator:
+ image: ghcr.io/buggregator/server:latest
+ depends_on:
+ buggregator-database:
+ condition: service_healthy
+ ports:
+ - 127.0.0.1:8000:8000
+ environment:
+ PERSISTENCE_DRIVER: db
+ DB_DRIVER: pgsql
+ DB_DATABASE: buggregator
+ DB_HOST: buggregator-database
+ DB_PORT: 5432
+ DB_USERNAME: root
+ DB_PASSWORD: secret
+
+ buggregator-database:
+ image: postgres:latest
+ healthcheck:
+ test: [ "CMD-SHELL", "pg_isready --username=buggregator --dbname=buggregator" ]
+ interval: 3s
+ timeout: 3s
+ retries: 1
+ environment:
+ POSTGRES_DB: buggregator
+ POSTGRES_USER: root
+ POSTGRES_PASSWORD: secret
+```