added endpoint for variables

src/main/java/_11/asktpk/artisanconnectbackend/controller/VariablesController.java

@@ -0,0 +1,29 @@
+package _11.asktpk.artisanconnectbackend.controller;
+
+import _11.asktpk.artisanconnectbackend.utils.Enums;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.List;
+
+@RestController
+@RequestMapping("/api/v1/vars")
+public class VariablesController {
+
+    @GetMapping("/categories")
+    public List<Enums.Category> getAllVariables() {
+        return List.of(Enums.Category.values());
+    }
+
+    @GetMapping("/statuses")
+    public List<Enums.Status> getAllStatuses() {
+        return List.of(Enums.Status.values());
+    }
+
+    @GetMapping("/roles")
+    public List<Enums.Role> getAllRoles() {
+        return List.of(Enums.Role.values());
+    }
+
+}