Merge pull request #109 from MisonL/feature/newapi-token-validation

fix: validate NEWAPI token input across UI and API

templates/settings.html

@@ -496,6 +496,7 @@ MyProxy|socks5://user:pass@host:port"></textarea>
                             <div class="form-group">
                                 <label for="newapi-service-key">Root Token / API Key *</label>
                                 <input type="password" id="newapi-service-key" placeholder="编辑时留空则保持原值" autocomplete="new-password">
+                                <p class="hint">仅支持 ASCII 字符，请直接粘贴系统访问令牌，不要填写中文说明。</p>
                             </div>
                             <div class="form-row">
                                 <div class="form-group">