Add router status update endpoint

src/main/java/com/litoralregas/openvpn/router/RouterController.java

@@ -30,4 +30,12 @@ public class RouterController {
     public Router getById(@PathVariable UUID id) {
         return service.findById(id);
     }
+
+    @PatchMapping("/{id}/status")
+    public Router updateStatus(
+            @PathVariable UUID id,
+            @Valid @RequestBody UpdateRouterStatusRequest request
+    ) {
+        return service.updateStatus(id, request);
+    }
 }

src/main/java/com/litoralregas/openvpn/router/RouterService.java

@@ -43,4 +43,13 @@ public class RouterService {
         return repository.findById(id)
                 .orElseThrow(() -> new IllegalArgumentException("Router not found: " + id));
     }
+
+    public Router updateStatus(UUID id, UpdateRouterStatusRequest request) {
+        Router router = findById(id);
+
+        router.setStatus(request.getStatus());
+        router.setUpdatedAt(LocalDateTime.now());
+
+        return repository.save(router);
+    }
 }

src/main/java/com/litoralregas/openvpn/router/UpdateRouterStatusRequest.java

@@ -0,0 +1,17 @@
+package com.litoralregas.openvpn.router;
+
+import jakarta.validation.constraints.NotBlank;
+
+public class UpdateRouterStatusRequest {
+
+    @NotBlank
+    private String status;
+
+    public String getStatus() {
+        return status;
+    }
+
+    public void setStatus(String status) {
+        this.status = status;
+    }
+}