direction: right

# ─── External ─────────────────────────────────────────────────────────────────

novelfire: novelfire.net {
  shape: cloud
  style.fill: "#f0f4ff"
}

kokoro: Kokoro-FastAPI TTS {
  shape: cloud
  style.fill: "#f0f4ff"
}

letsencrypt: Let's Encrypt {
  shape: cloud
  style.fill: "#f0f4ff"
}

browser: Browser / iOS App {
  shape: person
  style.fill: "#fff9e6"
}

# ─── Init containers (one-shot) ───────────────────────────────────────────────

init: Init containers {
  style.fill: "#f5f5f5"
  style.stroke-dash: 4

  minio-init: minio-init {
    shape: rectangle
    label: "minio-init\n(mc: create buckets)"
  }

  pb-init: pb-init {
    shape: rectangle
    label: "pb-init\n(bootstrap collections)"
  }
}

# ─── Storage ──────────────────────────────────────────────────────────────────

storage: Storage {
  style.fill: "#eaf7ea"

  minio: MinIO {
    shape: cylinder
    label: "MinIO :9000\n\nbuckets:\n  libnovel-chapters\n  libnovel-audio\n  libnovel-avatars\n  libnovel-browse"
  }

  pocketbase: PocketBase {
    shape: cylinder
    label: "PocketBase :8090\n\ncollections:\n  books  chapters_idx\n  audio_cache  progress\n  scrape_jobs  app_users\n  ranking"
  }

  valkey: Valkey {
    shape: cylinder
    label: "Valkey :6379\n\n(presign URL cache\nTTL-based, shared)"
  }

  meilisearch: Meilisearch {
    shape: cylinder
    label: "Meilisearch :7700\n\nindices:\n  books"
  }
}

# ─── Application ──────────────────────────────────────────────────────────────

app: Application {
  style.fill: "#eef3ff"

  caddy: caddy {
    shape: rectangle
    label: "Caddy :443 / :80\n(reverse proxy\nauto-HTTPS via Let's Encrypt)"
  }

  backend: backend {
    shape: rectangle
    label: "Backend API :8080\n(Go — HTTP API server)"
  }

  runner: runner {
    shape: rectangle
    label: "Runner :9091\n(Go — background worker\nscraping + TTS jobs\n/metrics endpoint)"
  }

  ui: ui {
    shape: rectangle
    label: "SvelteKit UI :3000\n(adapter-node)"
  }
}

# ─── Init → Storage deps ──────────────────────────────────────────────────────

init.minio-init -> storage.minio: create buckets {style.stroke-dash: 4}
init.pb-init -> storage.pocketbase: bootstrap schema {style.stroke-dash: 4}

# ─── App → Storage ────────────────────────────────────────────────────────────

app.backend -> storage.minio: blobs (chapters, audio,\navatars, browse)
app.backend -> storage.pocketbase: structured records\n(books, progress, jobs…)
app.backend -> storage.valkey: cache presigned URLs\n(SET/GET with TTL)

app.runner -> storage.minio: write chapter markdown\n& audio MP3s
app.runner -> storage.pocketbase: read/update scrape jobs\nwrite book records
app.runner -> storage.meilisearch: index books on\nscrape completion

app.ui -> storage.valkey: read presigned URL cache\n(replaces in-process Map)

# ─── App internal ─────────────────────────────────────────────────────────────

app.ui -> app.backend: REST API calls\n(server-side)

# ─── Caddy routing ────────────────────────────────────────────────────────────

app.caddy -> app.ui: /* (proxy)
app.caddy -> app.backend: /api/*, /health (proxy)
app.caddy -> storage.minio: /s3/* (proxy, internal only)

# ─── External → App ───────────────────────────────────────────────────────────

app.runner -> novelfire: scrape\n(HTTP GET)
app.runner -> kokoro: TTS generation\n(HTTP POST)
app.caddy -> letsencrypt: ACME certificate\n(TLS-ALPN-01)

# ─── Browser ──────────────────────────────────────────────────────────────────

browser -> app.caddy: HTTPS :443\n(single entry point)