Parameterisation of python settings

.env.example

@@ -1,8 +1,8 @@
 # Database Configuration
 MYSQL_ROOT_PASSWORD=your_mysql_root_password_here
-DB_USER=ppr_user
+DB_USER=your_database_user_here
 DB_PASSWORD=your_database_password_here
-DB_NAME=ppr
+DB_NAME=your_database_name_here
 DB_PORT=3306
 
 # API Configuration
@@ -13,6 +13,20 @@ API_V1_STR=/api/v1
 PROJECT_NAME=Airfield PPR API NextGen
 API_PORT_EXTERNAL=8001
 
+# Mail Configuration
+MAIL_HOST=your_mail_host_here
+MAIL_PORT=465
+MAIL_USERNAME=your_mail_username_here
+MAIL_PASSWORD=your_mail_password_here
+MAIL_FROM=your_mail_from_address_here
+MAIL_FROM_NAME=your_mail_from_name_here
+
+# Application settings
+BASE_URL=your_base_url_here
+
+# Redis (optional)
+REDIS_URL=
+
 # Web Configuration
 WEB_PORT_EXTERNAL=8082