Fix client web démarre sans API server accessible

Ajouter apiClient.GetV4() comme health check du API server

v4/data/apiclient.go

@@ -69,6 +69,35 @@ func (a *ApiClient) Call(method, route string, requestBody io.Reader, useKey boo
 	return response, nil
 }
 
+// GetV4 allows checking for API v4 server health
+func (a *ApiClient) GetV4() (string, error) {
+	var getV4Response struct {
+		Message string `json:"message"`
+	}
+
+	response, err := a.Call(http.MethodGet, "/v4", nil, true)
+	if err != nil {
+		return getV4Response.Message, err
+	}
+
+	defer response.Body.Close()
+
+	body, err := ioutil.ReadAll(response.Body)
+	if err != nil {
+		return getV4Response.Message, err
+	}
+
+	if err := json.Unmarshal(body, &getV4Response); err != nil {
+		return getV4Response.Message, err
+	}
+
+	if getV4Response.Message == "" {
+		return getV4Response.Message, errors.New("Could not confirm that API server is up, no response message")
+	}
+
+	return getV4Response.Message, nil
+}
+
 func (a *ApiClient) GetMembre(membreID string) (models.Membre, error) {
 	var getMembreResponse struct {
 		Message string `json:"message"`