update configuration files for environment variables and ignore settings

Author: gustaavik

.dockerignore

@@ -23,7 +23,7 @@ deploy/
 *.log
 
 # Environment files
-.env
+deploy/.env
 *.env
 
 # Documentation

.gitignore

@@ -31,4 +31,5 @@ build/
 
 ### VS Code ###
 .vscode/
-/deploy/.env
+/deploy/.env
+.env

src/main/resources/application.properties

@@ -1,9 +1,9 @@
 spring.application.name=commercify
 server.port=6091
 # Database configuration
-spring.datasource.url=jdbc:mysql://${DATABASE_HOST}:${DATABASE_PORT:3306}/${DATABASE_NAME:commercifydb}?createDatabaseIfNotExist=true
-spring.datasource.username=${DATABASE_USER}
-spring.datasource.password=${DATABASE_PASSWORD}
+spring.datasource.url=${SPRING_DATASOURCE_URL}
+spring.datasource.username=${SPRING_DATASOURCE_USERNAME}
+spring.datasource.password=${SPRING_DATASOURCE_PASSWORD}
 spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver
 spring.jpa.hibernate.ddl-auto=none
 # Migrations