Populate-database.md

 [[_TOC_]]
 
-## 📝 Populate test DB
+## 🐤 Create and Populate Test DB
 
 You can create a test database using the API directly and some test files available on the repository.
 
@@ -21,7 +21,7 @@ From `backend/app` directory:
 poetry run create_test_db
 ```
 
-## 📝 Populate DB with real data
+## 🐔 Populate DB with real data
 
 ## 📂 Empty DB