Extract groombook/api from monorepo with CI workflow

- Add source code from apps/api
- Add packages/db and packages/types workspace dependencies
- Add GitHub Actions CI workflow (lint, typecheck, test, docker)
- Generate pnpm-lock.yaml
- Add .gitignore

Co-Authored-By: Paperclip <noreply@paperclip.ing>

src/routes/dev.ts

@@ -0,0 +1,46 @@
+import { Hono } from "hono";
+import { getDb, staff, clients, eq, sql } from "@groombook/db";
+
+const devRouter = new Hono();
+
+// GET /api/dev/config — tells the frontend whether auth is disabled
+devRouter.get("/config", (c) => {
+  return c.json({ authDisabled: process.env.AUTH_DISABLED === "true" });
+});
+
+// GET /api/dev/users — list staff and clients for the login selector
+// Only available when AUTH_DISABLED=true
+devRouter.get("/users", async (c) => {
+  if (process.env.AUTH_DISABLED !== "true") {
+    return c.json({ error: "Not available when auth is enabled" }, 403);
+  }
+
+  const db = getDb();
+
+  const staffList = await db
+    .select({
+      id: staff.id,
+      userId: staff.userId,
+      name: staff.name,
+      email: staff.email,
+      role: staff.role,
+    })
+    .from(staff)
+    .where(eq(staff.active, true))
+    .orderBy(staff.name);
+
+  const clientList = await db
+    .select({
+      id: clients.id,
+      name: clients.name,
+      email: clients.email,
+      petCount: sql<number>`(SELECT count(*) FROM pets WHERE pets.client_id = ${clients.id})`.as("pet_count"),
+    })
+    .from(clients)
+    .orderBy(clients.name)
+    .limit(20);
+
+  return c.json({ staff: staffList, clients: clientList });
+});
+
+export { devRouter };