Initial release: self-hosted client photo gallery

Rust (axum + sqlx) API and worker sharing a Postgres-backed job queue
(SKIP LOCKED, heartbeat, reaper, typed statuses), S3 storage with derived
keys and a fully private bucket, OIDC photographer login with per-request
allowlist checks, client share links with argon2 passwords and lockout,
cookie-based image authorization with sliding expiry, hand-rolled
spec-compliant streaming ZIP downloads with exact Content-Length,
React + Vite gallery frontend, single Docker image, Helm chart for
external S3 + Postgres, and Gitea CI.

Co-Authored-By: Claude <noreply@anthropic.com>

frontend/src/useSelection.js

@@ -0,0 +1,32 @@
+import { useEffect, useState } from 'react'
+
+// Multi-select over a photo list. Selection lives here (not in the gallery)
+// so it survives lightbox open/close, and is pruned automatically when
+// photos disappear from the list (deletes, polling refreshes).
+export default function useSelection(photos) {
+  const [selected, setSelected] = useState(() => new Set())
+
+  useEffect(() => {
+    setSelected((prev) => {
+      if (prev.size === 0) return prev
+      const valid = new Set(photos.map((p) => p.id))
+      const next = new Set([...prev].filter((id) => valid.has(id)))
+      return next.size === prev.size ? prev : next
+    })
+  }, [photos])
+
+  const toggle = (photoId) =>
+    setSelected((prev) => {
+      const next = new Set(prev)
+      if (next.has(photoId)) next.delete(photoId)
+      else next.add(photoId)
+      return next
+    })
+
+  const selectAll = () => setSelected(new Set(photos.map((p) => p.id)))
+  const clear = () => setSelected(new Set())
+  const selectedBytes = photos.reduce((sum, p) => sum + (selected.has(p.id) ? p.size_bytes : 0), 0)
+  const totalBytes = photos.reduce((sum, p) => sum + p.size_bytes, 0)
+
+  return { selected, toggle, selectAll, clear, selectedBytes, totalBytes }
+}