refactor(backend): rename OpenFlare directory to lowercase openflare

backend/openflare/plugins/relay/httpclient/client.go

@@ -0,0 +1,45 @@
+// Copyright 2026 Arctel.net
+// SPDX-License-Identifier: Apache-2.0
+
+// Package httpclient provides an HTTP client for relay control-plane communication.
+package httpclient
+
+import (
+	"context"
+	"time"
+
+	edgehttp "Wavelet/openflare/share/edge/httpclient"
+	service "Wavelet/openflare/share/protocol"
+)
+
+// APIResponse is an alias for service.APIResponse.
+type APIResponse[T any] = service.APIResponse[T]
+
+// Client sends authenticated requests to the relay control-plane API.
+type Client struct {
+	base *edgehttp.Client
+}
+
+// New creates a relay HTTP client with the given base URL, token, and timeout.
+func New(baseURL string, token string, timeout time.Duration) *Client {
+	return &Client{
+		base: edgehttp.New(baseURL, token, timeout, "X-Agent-Token"),
+	}
+}
+
+// Heartbeat sends a relay heartbeat payload to the control plane.
+func (c *Client) Heartbeat(ctx context.Context, payload service.RelayHeartbeatPayload) (*service.RelayHeartbeatResponse, error) {
+	resp := APIResponse[service.RelayHeartbeatResponse]{}
+	if err := c.base.PostJSON(ctx, "/api/v1/relay/heartbeat", payload, &resp); err != nil {
+		return nil, err
+	}
+	if err := edgehttp.APIError(resp.ErrorMsg); err != nil {
+		return nil, err
+	}
+	return &resp.Data, nil
+}
+
+// SetToken updates the authentication token used for API requests.
+func (c *Client) SetToken(token string) {
+	c.base.SetToken(token)
+}