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>

.gitignore

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+/target
+node_modules
+frontend/dist
+.env
+.DS_Store