feat: Added Global Exceptions

src/main/java/com/sitblueprint/admin/controller/exceptions/GlobalExceptionHandler.java

@@ -0,0 +1,26 @@
+package com.sitblueprint.admin.controller.exceptions;
+
+import org.hibernate.service.spi.ServiceException;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+import org.springframework.web.context.request.WebRequest;
+
+import java.util.NoSuchElementException;
+
+public class GlobalExceptionHandler {
+    @ExceptionHandler
+    public ResponseEntity handleServiceException(ServiceException e, WebRequest request) {
+        return new ResponseEntity(e.getMessage(), HttpStatus.INTERNAL_SERVER_ERROR);
+    }
+
+    @ExceptionHandler
+    public ResponseEntity handleNoSuchElementException(NoSuchElementException e, WebRequest request) {
+        return new ResponseEntity("Resource not found", HttpStatus.NOT_FOUND);
+    }
+
+    @ExceptionHandler(Exception.class)
+    public ResponseEntity handleGenericException(Exception e, WebRequest request) {
+        return new ResponseEntity("An unexpected error has occurred", HttpStatus.INTERNAL_SERVER_ERROR);
+    }
+}