feat: design applications and first api calls

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

models/utils.ts

@@ -0,0 +1,14 @@
+import { Type } from '@sinclair/typebox'
+
+export const date = {
+  createdAt: Type.String({
+    format: 'date-time',
+    description: 'Created date time'
+  }),
+  updatedAt: Type.String({
+    format: 'date-time',
+    description: 'Last updated date time'
+  })
+}
+
+export const id = Type.Integer({ minimum: 1, description: 'Unique identifier' })