docs(copy): 设置页接入、媒体库、整理、系统分区文案按 human-copy 重写

- 下载器说明去掉「接管」,选下载器顺序写成一句;缓存盘统一为下载盘
- 「凭据」统一为「凭证」;去掉说明里的「同 MP」「待处理」等旧称
- 整理来源的基线、存量说法改成用户能懂的话,确认按钮写动作
- 数据保留里「站点快照」「待识别条目」按术语表改名

Co-Authored-By: Claude Opus 5.5 <[email protected]>
Claude-Session: https://claude.ai/code/session_01Cxwgnn2pbzQ7rXv3rq7fei

apps/web/app/components/settings/system.tsx

@@ -59,9 +59,9 @@ const BUDGET_KEYS = ["pgDataGb", "pgDataWarnGb", "imagesGb", "backupsGb", "sessi
 export const STORAGE_BUDGET_CARD: CardSpec = {
   anchor: "storage",
   title: "存储预算",
-  description: "超过预算时健康页告警；图片缓存超出容量按最久未访问删除。单位 GB。",
+  description: "超过预算时运行状态页告警；图片缓存超出容量按最久未访问删除。单位 GB。",
   fields: [
-    gbField("pgDataGb", "数据库预算", "超过为严重"),
+    gbField("pgDataGb", "数据库预算", "超过时标为需要处理"),
     gbField("pgDataWarnGb", "数据库告警线", "不高于数据库预算"),
     gbField("imagesGb", "图片缓存容量"),
     gbField("backupsGb", "备份目录预算"),
@@ -104,11 +104,11 @@ export const STORAGE_RETENTION_CARD: CardSpec = {
       "未识别资源归档",
       "未命中的条目这么久没有新证据就归档，仍可手动指定",
     ),
-    dayField("retentionDays", "engineRun", "后台运行记录", "仍被任务记录引用的跟随任务保留"),
+    dayField("retentionDays", "engineRun", "后台运行记录", "被任务记录引用的随任务一起保留"),
     dayField("retentionDays", "outboxEvent", "已投递的内部事件"),
     dayField("retentionDays", "resolutionAttempt", "识别尝试记录", "每个资源至少留最近 3 次"),
-    dayField("retentionDays", "identityResolved", "已识别的待识别条目", "忽略和归档的不删"),
-    dayField("retentionDays", "siteSnapshot", "站点快照", "每个站点最近一次成功的保留"),
+    dayField("retentionDays", "identityResolved", "未识别中已识别的条目", "忽略和归档的不删"),
+    dayField("retentionDays", "siteSnapshot", "站点抓取结果", "每个站点保留最近一次成功的抓取"),
   ],
   fromSettings: (s) =>
     Object.fromEntries(RETENTION_KEYS.map((k) => [`storage.retentionDays.${k}`, n(s.storage.retentionDays[k])])),