feat(ui): 🎨 Implement schema and table management screens

* Add schema management screen with list and editor
* Implement table management screen with list and editor
* Create data operations for schema and table management
* Define UI rules and guidelines for consistency
* Ensure circular tab navigation and keyboard shortcuts
* Add forms for creating and editing schemas and tables
* Implement confirmation dialogs for destructive actions

TODO.md

@@ -22,6 +22,17 @@
 - [✔️] GraphQL schema generation
 
 
+## UI 
+- [✔️] Basic UI (I went with tview)
+- [✔️] Save / Load Database
+- [✔️] Schemas / Domains / Tables
+- [  ] Add Relations
+- [  ] Add Indexes
+- [  ] Add Views
+- [  ] Add Sequences
+- [  ] Add Scripts
+- [  ] Domain / Table Assignment
+
 ## Documentation
 - [ ] API documentation (godoc)
 - [ ] Usage examples for each format combination