feat: design applications and first api calls

Co-authored-by: Walid <87608619+WalidKorchi@users.noreply.github.com>

utils/authentication/index.ts

@@ -0,0 +1,24 @@
+import { UserCurrent } from 'models/User'
+
+export interface RefreshTokenResponse {
+  accessToken: string
+
+  /** how long, in milliseconds, until the accessToken expires */
+  expiresIn: number
+  type: 'Bearer'
+}
+
+export interface Tokens extends RefreshTokenResponse {
+  refreshToken: string
+}
+
+export interface PagePropsWithAuthentication {
+  authentication: {
+    tokens: Tokens
+    user: UserCurrent
+  }
+}
+
+export * from './Authentication'
+export * from './authenticationFromServerSide'
+export * from './AuthenticationContext'