Refactor codebase and complete implementation

- Consolidate development files into final implementation
- Replace basic prototypes with full feature implementations
- Add complete hash-based save data access system
- Implement advanced map pin management algorithms
- Add comprehensive error handling and user feedback
- Complete Korok seed database with all 908 locations

.vscode/settings.json

@@ -0,0 +1,6 @@
+{
+    "files.associations": {
+        "dirent.h": "c",
+        "cstdlib": "c"
+    }
+}