1async function ddb() {
2 const duckdb = await import("npm:duckdb-async");
3 const db = await duckdb.default.Database.create(":memory:");
4 const conn = await db.connect();
5
1import { generateCode } from "./backend/generate-code";
2import { createTables } from "./database/migrations";
3import { createProject, getCode, getNextVersionNumber, insertVersion } from "./database/queries";
4
5async function servePublicFile(path: string): Promise<Response> {
166```
167โโโ backend/
168โ โโโ database/
169โ โ โโโ migrations.ts # Schema definitions
170โ โ โโโ queries.ts # DB query functions
228- Handle API calls properly with proper error catching
229
230### Database Patterns
231- Run migrations on startup or comment out for performance
232- Change table names when modifying schemas rather than altering
20export const thinkTool = tool({
21 description:
22 "Use the tool to think about something. It will not obtain new information or change the database, but just append the thought to the log. Use it when complex reasoning or some cache memory is needed.",
23 parameters: z.object({
24 thought: z.string().describe("A thought to think about."),
1import { generateCode } from "./backend/generate-code";
2import { createTables } from "./database/migrations";
3import { createProject, getCode, getNextVersionNumber, insertVersion } from "./database/queries";
4
5async function servePublicFile(path: string): Promise<Response> {
9- The **client-side entrypoint** is `/frontend/index.html`, which in turn imports `/frontend/index.tsx`, which in turn imports the React app from `/frontend/App.tsx`.
10
11[React Hono Example](https://www.val.town/x/stevekrouse/reactHonoExample) is a fuller featured example project, with a SQLite database table, queries, client-side CSS and a favicon, and some shared code that runs on both client and server.
531 const imageUrl = `/blob/${imageKey}`;
532
533 // Insert school into database
534 await sqlite.execute(`
535 INSERT INTO ${KEY}_schools
60
61- Add proper authentication
62- Implement a real database for hotel and offer data
63- Use a more robust date picker library
64- Add form validation
242 };
243
244 // In a real app, this would be a server-side database operation
245 setStories(prev => [storyToSubmit, ...prev]);
246
128 `);
129 } catch (error) {
130 console.error("Database initialization error:", error);
131 }
132