Some improvements:

* Switches to PostgreSQL
* Added Minio storage
* Added attachments to properties
* Introduced DTOs for improved security

README.md

@@ -0,0 +1,10 @@
+# SKAMP Base API
+
+## Environment
+
+The default profile is `dev`.
+In production, set it to `prod` via environment variables:
+
+```bash
+java ...
+```