docs(development): Update development guide for IDE running with spring-profile dev

Author: sabrina553

backend/DEVELOPMENT.md

@@ -54,6 +54,7 @@ storage paths. The common backend loop is:
 cd backend
 just run
 ```
+Where [application-dev.yaml](./src/main/resources/application-dev.yaml) is the default configuration file for development.
 
 If you need a different Spring profile:
 
@@ -64,6 +65,12 @@ just run profile=local
 Use the repo-level guide in [../DEVELOPMENT.md](../DEVELOPMENT.md) for the full Docker stack, MariaDB
 setup, and cross-project local workflows.
 
+### IDE
+**Spring Boot:**  Active Profile = `dev`,
+Working Directory = `backend/` 
+
+**Gradle:**  `bootRun --args="--spring.profiles.active=dev"`
+
 ## Build and Test
 
 ```bash