feat: add general settings management to search space settings

- Introduced a new GeneralSettingsManager component for managing search space name and description.
- Updated the settings navigation to include a general section with an icon and description.
- Modified the SettingsPage to default to the general settings section.
- Enhanced the CreateSearchSpaceDialog for improved UI and accessibility.
- Updated English and Chinese translations for new settings labels and descriptions.

surfsense_web/messages/zh.json

@@ -708,12 +708,24 @@
 	"searchSpaceSettings": {
 		"title": "搜索空间设置",
 		"back_to_app": "返回应用",
+		"nav_general": "常规",
+		"nav_general_desc": "名称、描述和基本信息",
 		"nav_agent_configs": "代理配置",
 		"nav_agent_configs_desc": "LLM 模型配置提示词和引用",
 		"nav_role_assignments": "角色分配",
 		"nav_role_assignments_desc": "为代理角色分配配置",
 		"nav_system_instructions": "系统指令",
-		"nav_system_instructions_desc": "搜索空间级别的 AI 指令"
+		"nav_system_instructions_desc": "搜索空间级别的 AI 指令",
+		"general_name_label": "名称",
+		"general_name_placeholder": "输入搜索空间名称",
+		"general_name_description": "您的搜索空间的唯一名称。",
+		"general_description_label": "描述",
+		"general_description_placeholder": "输入搜索空间描述",
+		"general_description_description": "此搜索空间用途的简要描述。",
+		"general_reset": "重置更改",
+		"general_save": "保存更改",
+		"general_saving": "保存中...",
+		"general_unsaved_changes": "您有未保存的更改。点击\"保存更改\"以应用它们。"
 	},
 	"homepage": {
 		"hero_title_part1": "AI 工作空间",