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/db/drizzle.config.ts

@@ -0,0 +1,10 @@
+import { defineConfig } from "drizzle-kit";
+
+export default defineConfig({
+  schema: "./src/schema.ts",
+  out: "./drizzle",
+  dialect: "postgresql",
+  dbCredentials: {
+    url: process.env.DATABASE_URL!,
+  },
+});

packages/db/package.json

@@ -0,0 +1,22 @@
+{
+  "name": "@homelab/db",
+  "version": "0.1.0",
+  "private": true,
+  "main": "./src/index.ts",
+  "types": "./src/index.ts",
+  "scripts": {
+    "lint": "tsc --noEmit",
+    "build": "tsc",
+    "db:generate": "drizzle-kit generate",
+    "db:migrate": "drizzle-kit migrate",
+    "db:studio": "drizzle-kit studio"
+  },
+  "dependencies": {
+    "drizzle-orm": "^0.36.0",
+    "postgres": "^3.4.0"
+  },
+  "devDependencies": {
+    "drizzle-kit": "^0.28.0",
+    "typescript": "^5.7.0"
+  }
+}

packages/db/src/client.ts

@@ -0,0 +1,8 @@
+import { drizzle } from "drizzle-orm/postgres-js";
+import postgres from "postgres";
+import * as schema from "./schema";
+
+const connectionString = process.env.DATABASE_URL!;
+const client = postgres(connectionString);
+
+export const db = drizzle(client, { schema });

packages/db/src/index.ts

@@ -0,0 +1,2 @@
+export * from "./schema";
+export * from "./client";

packages/db/src/schema.ts

@@ -0,0 +1,9 @@
+import { pgTable, serial, text, timestamp } from "drizzle-orm/pg-core";
+
+export const users = pgTable("users", {
+  id: serial("id").primaryKey(),
+  email: text("email").notNull().unique(),
+  name: text("name"),
+  createdAt: timestamp("created_at").defaultNow().notNull(),
+  updatedAt: timestamp("updated_at").defaultNow().notNull(),
+});

packages/db/tsconfig.json

@@ -0,0 +1,14 @@
+{
+  "compilerOptions": {
+    "target": "ES2022",
+    "module": "commonjs",
+    "lib": ["ES2022"],
+    "strict": true,
+    "esModuleInterop": true,
+    "skipLibCheck": true,
+    "outDir": "./dist",
+    "declaration": true
+  },
+  "include": ["src/**/*"],
+  "exclude": ["node_modules", "dist"]
+}