feat: add custom webhook message

pkg/message/custom.go

@@ -0,0 +1,31 @@
+package message
+
+import (
+	"bytes"
+	"io"
+	"net/http"
+)
+
+type CustomWebhook struct {
+	Webhook string
+	Body    string
+}
+
+func (cw *CustomWebhook) Request(url string, msg string) ([]byte, error) {
+	resp, err := http.Post(url, "application/json", bytes.NewBuffer([]byte(msg)))
+	if err != nil {
+		return nil, err
+	}
+	defer func(Body io.ReadCloser) {
+		err := Body.Close()
+		if err != nil {
+
+		}
+	}(resp.Body)
+
+	body, err := io.ReadAll(resp.Body)
+	if err != nil {
+		return nil, err
+	}
+	return body, err
+}