chore: initial prototype — UI shell with mock data on vinext/Cloudflare stack

examples/d1/db/schema.ts

@@ -0,0 +1,9 @@
+import { sql } from "drizzle-orm";
+import { integer, sqliteTable, text } from "drizzle-orm/sqlite-core";
+
+export const notes = sqliteTable("notes", {
+  id: integer("id").primaryKey({ autoIncrement: true }),
+  title: text("title").notNull(),
+  content: text("content").notNull().default(""),
+  createdAt: text("created_at").notNull().default(sql`CURRENT_TIMESTAMP`),
+});