feat: initial zROC project recreation (stubs for large files pending)

- 61 files across zroc-ui/ and zroc-ova/ directories
- Full content written for: config, auth, API layers, CSS, build files,
  OVA scripts, backend routes, charts, hooks, constants
- Stubs in place for: page components, Sidebar, TopBar, docker-compose,
  authentik client, blueprint YAML, packer HCL, workflows, setup wizard

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

zroc-ova/scripts/02-zroc.sh

@@ -0,0 +1,24 @@
+#!/usr/bin/env bash
+# zroc-ova/scripts/02-zroc.sh
+set -euo pipefail
+echo "==> [02-zroc] Setting up zROC installation"
+
+INSTALL_DIR=/opt/zroc
+ZROC_REPO="https://github.com/ZertoPublic/zroc.git"
+
+git clone --depth=1 "$ZROC_REPO" "$INSTALL_DIR"
+
+mkdir -p \
+  "$INSTALL_DIR/certs"        \
+  "$INSTALL_DIR/zvmexporter"  \
+  "$INSTALL_DIR/data"
+
+cd "$INSTALL_DIR"
+
+docker compose pull prometheus grafana authentik-server authentik-worker \
+  || echo "[02-zroc] Some images not yet available — will pull on first start"
+
+chown -R zroc:zroc "$INSTALL_DIR"
+
+echo "==> [02-zroc] Installation directory: $INSTALL_DIR"
+echo "==> [02-zroc] Done"