feat(api): add user profile routes (public profile, me, sessions)

types/api.ts

@@ -0,0 +1,24 @@
+export type ApiError = {
+  error: string
+  code?: string
+  status: number
+}
+
+export type UserProfile = {
+  id: string
+  name: string
+  email: string
+  image: string | null
+  role: string | null
+  createdAt: string
+  contributions: number
+  reputation: number
+  verified: boolean
+}
+
+export type PaginatedResponse<T> = {
+  data: T[]
+  total: number
+  limit: number
+  offset: number
+}