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/01-docker.sh

@@ -0,0 +1,47 @@
+#!/usr/bin/env bash
+# zroc-ova/scripts/01-docker.sh
+set -euo pipefail
+echo "==> [01-docker] Installing Docker Engine"
+
+export DEBIAN_FRONTEND=noninteractive
+
+install -m 0755 -d /etc/apt/keyrings
+curl -fsSL https://download.docker.com/linux/ubuntu/gpg \
+  -o /etc/apt/keyrings/docker.asc
+chmod a+r /etc/apt/keyrings/docker.asc
+
+echo "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.asc] \
+https://download.docker.com/linux/ubuntu \
+$(. /etc/os-release && echo "$VERSION_CODENAME") stable" \
+  > /etc/apt/sources.list.d/docker.list
+
+apt-get update -y
+apt-get install -y \
+  docker-ce \
+  docker-ce-cli \
+  containerd.io \
+  docker-buildx-plugin \
+  docker-compose-plugin
+
+usermod -aG docker zroc
+
+systemctl enable docker
+systemctl start docker
+
+docker --version
+docker compose version
+
+cat > /etc/docker/daemon.json << 'EOF'
+{
+  "log-driver": "json-file",
+  "log-opts": {
+    "max-size": "50m",
+    "max-file": "3"
+  },
+  "storage-driver": "overlay2"
+}
+EOF
+
+systemctl restart docker
+
+echo "==> [01-docker] Done"