Initial monorepo scaffold

Turborepo + pnpm monorepo for k3s homelab cluster on Intel NUCs.

- Apps: Next.js web frontend, Express API (TypeScript, Dockerfiles, k8s manifests)
- Packages: shared UI, ESLint config, TypeScript config, Drizzle DB schemas
- Infra/Ansible: bare-metal provisioning with roles for common, k3s-server, k3s-agent, hardening
- Infra/Kubernetes: ArgoCD GitOps (app-of-apps + ApplicationSets), platform components
  (cert-manager, Traefik, CloudNativePG, Valkey, Longhorn, Sealed Secrets), namespaces
- Observability: kube-prometheus-stack, Loki, Promtail as ArgoCD Applications
- CI/CD: GitHub Actions for PR builds, preview deploys, production deploys
- DX: Taskfile, utility scripts, copier templates, Ubiquiti network docs

packages/ui/package.json

@@ -0,0 +1,18 @@
+{
+  "name": "@homelab/ui",
+  "version": "0.1.0",
+  "private": true,
+  "main": "./src/index.ts",
+  "types": "./src/index.ts",
+  "scripts": {
+    "lint": "tsc --noEmit",
+    "build": "tsc"
+  },
+  "devDependencies": {
+    "typescript": "^5.7.0",
+    "@types/react": "^19.0.0"
+  },
+  "peerDependencies": {
+    "react": "^19.0.0"
+  }
+}

packages/ui/src/button.tsx

@@ -0,0 +1,13 @@
+import React from "react";
+
+interface ButtonProps extends React.ButtonHTMLAttributes<HTMLButtonElement> {
+  variant?: "primary" | "secondary";
+}
+
+export function Button({ variant = "primary", children, ...props }: ButtonProps) {
+  return (
+    <button data-variant={variant} {...props}>
+      {children}
+    </button>
+  );
+}

packages/ui/src/index.ts

@@ -0,0 +1 @@
+export { Button } from "./button";

packages/ui/tsconfig.json

@@ -0,0 +1,17 @@
+{
+  "compilerOptions": {
+    "target": "ES2017",
+    "lib": ["dom", "dom.iterable", "esnext"],
+    "jsx": "react-jsx",
+    "module": "esnext",
+    "moduleResolution": "bundler",
+    "strict": true,
+    "esModuleInterop": true,
+    "skipLibCheck": true,
+    "declaration": true,
+    "declarationMap": true,
+    "outDir": "./dist"
+  },
+  "include": ["src/**/*"],
+  "exclude": ["node_modules", "dist"]
+}