Client - error message style (wip)

Need some updates api side.

fittrackee_client/src/locales/en/api.json

@@ -0,0 +1,10 @@
+{
+  "ERROR": {
+    "UNKNOWN": "Error. Please try again or contact the administrator.",
+    "Invalid credentials": "Invalid credentials.",
+    "Password and password confirmation don't match": "Password and password confirmation don't match.",
+    "Password: 8 characters required": "Password: 8 characters required.",
+    "Username: 3 to 12 characters required": "Username: 3 to 12 characters required.",
+    "Valid email must be provided": "Valid email must be provided."
+  }
+}

fittrackee_client/src/locales/en/en.ts

@@ -1,4 +1,5 @@
 import AdministrationTranslations from './administration.json'
+import ApiTranslations from './api.json'
 import ButtonsTranslations from './buttons.json'
 import CommonTranslations from './common.json'
 import DashboardTranslations from './dashboard.json'
@@ -9,6 +10,7 @@ import WorkoutsTranslations from './workouts.json'
 
 export default {
   administration: AdministrationTranslations,
+  api: ApiTranslations,
   buttons: ButtonsTranslations,
   common: CommonTranslations,
   dashboard: DashboardTranslations,