refactor: move api calls to routes folder; feat: add update_banner user-friendly method; fix: change file data type

itd/routes/users.py

@@ -0,0 +1,29 @@
+from itd.request import fetch
+
+
+def get_user(token: str, username: str):
+    return fetch(token, 'get', f'users/{username}')
+
+def update_profile(token: str, bio: str | None = None, display_name: str | None = None, username: str | None = None, banner_id: str | None = None):
+    data = {}
+    if bio:
+        data['bio'] = bio
+    if display_name:
+        data['displayName'] = display_name
+    if username:
+        data['username'] = username
+    if banner_id:
+        data['bannerId'] = banner_id
+    return fetch(token, 'put', 'users/me', data)
+
+def follow(token: str, username: str):
+    return fetch(token, 'post', f'users/{username}/follow')
+
+def unfollow(token: str, username: str):
+    return fetch(token, 'delete', f'users/{username}/follow')
+
+def get_followers(token: str, username: str, limit: int = 30, page: int = 1):
+    return fetch(token, 'get', f'users/{username}/followers', {'limit': limit, 'page': page})
+
+def get_following(token: str, username: str, limit: int = 30, page: int = 1):
+    return fetch(token, 'get', f'users/{username}/following', {'limit': limit, 'page': page})