feat: activity logs, gallery storage filter, and upload rate limits

Add per-user activity logs with storage backend tracking, gallery
storage filter, and IP/token upload rate limiting. Fix storage delete
modal flash, pin local backend in filter order, and link settings
version to GitHub releases.

app/types/logs.ts

@@ -0,0 +1,43 @@
+export type LogAction = 'upload' | 'delete'
+export type LogSource = 'web' | 'api' | 'twikoo'
+
+export interface ActivityLogUser {
+  id: number
+  username: string
+}
+
+export interface ActivityLogStorage {
+  id: string
+  name: string
+  type: 'local' | 's3'
+}
+
+export interface ActivityLogItem {
+  id: number
+  action: LogAction
+  key: string
+  originalName: string
+  size: number
+  contentType: string
+  source: LogSource
+  userId: number | null
+  username: string | null
+  storage: ActivityLogStorage | null
+  createdAt: string
+}
+
+export interface ActivityLogSummary {
+  total: number
+  upload: number
+  delete: number
+}
+
+export interface ActivityLogListResponse {
+  items: ActivityLogItem[]
+  total: number
+  page: number
+  pageSize: number
+  totalPages: number
+  summary: ActivityLogSummary
+  users?: ActivityLogUser[]
+}