108 lines
3.2 KiB
Markdown
108 lines
3.2 KiB
Markdown
# AGENTS.md — apps/web-next
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Next.js 15 reference application using App Router. Demonstrates consuming feature packages via tRPC, using `@repo/core-trpc/next` for client setup, and importing UI components from `@repo/core-ui`.
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## Purpose
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Thin app showcasing how features work end-to-end. Business logic lives in feature packages (`@repo/auth`, `@repo/blog`, etc.); UI primitives live in `@repo/core-ui`; this app is mostly routes, layouts, and component composition.
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## Port: 3000
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```bash
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pnpm dev --filter @repo/web-next # http://localhost:3000
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```
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Requires `@repo/cms` and PostgreSQL running to fetch live data:
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```bash
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docker compose up -d postgres # PostgreSQL on port 5432
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pnpm dev --filter @repo/cms # Payload admin on port 3001
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pnpm dev --filter @repo/web-next # Next.js on port 3000
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```
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## Key Files
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| File | Purpose |
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| `src/app/layout.tsx` | Root layout — wraps app with `<TrpcProvider>` from `@repo/core-trpc/next` |
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| `src/app/providers.tsx` | Client component for tRPC + React Query setup |
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| `src/app/page.tsx` | Home page — navigation + marketing content |
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| `src/app/blog/[slug]/page.tsx` | Dynamic blog post route |
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| `src/app/api/trpc/[trpc]/route.ts` | tRPC fetch adapter endpoint |
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| `e2e/` | Playwright end-to-end tests |
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## tRPC Setup
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The tRPC endpoint handler (in `src/app/api/trpc/[trpc]/route.ts`):
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```typescript
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import { fetchRequestHandler } from "@trpc/server/adapters/fetch";
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import { appRouter } from "@repo/core-api";
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const handler = (req: Request) =>
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fetchRequestHandler({
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endpoint: "/api/trpc",
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req,
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router: appRouter,
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createContext: () => ({}),
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});
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export { handler as GET, handler as POST };
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```
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The provider (in `src/app/providers.tsx`):
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```typescript
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"use client";
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import { TrpcProvider } from "@repo/core-trpc/next";
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export function Providers({ children }: React.ReactNode) {
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return <TrpcProvider>{children}</TrpcProvider>;
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}
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```
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## Dependencies
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| Dependency | Purpose |
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| `@repo/core-api` | `appRouter` for tRPC endpoint |
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| `@repo/core-trpc/next` | Next.js tRPC client + provider |
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| `@repo/core-ui` | Design system components |
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| `@repo/auth`, `@repo/blog`, etc. | Feature packages (indirectly via core-api) |
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| `next` | Next.js 15 framework |
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| `@trpc/server` | tRPC server (fetch adapter) |
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## Test conventions
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- Unit tests colocated: `src/app/blog/article-list.test.tsx`
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- Vitest environment: `jsdom`
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- e2e tests in `e2e/` folder: `*.spec.ts`
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- Run: `pnpm test --filter @repo/web-next` (units) or `pnpm test:e2e` (Playwright)
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## E2E Test Setup
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Playwright config in `e2e/playwright.config.ts`:
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```typescript
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import { defineConfig, devices } from "@playwright/test";
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export default defineConfig({
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testDir: "./e2e",
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webServer: {
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command: "pnpm dev",
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port: 3000,
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reuseExistingServer: !process.env.CI,
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},
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use: { ...devices["Desktop Chrome"].use },
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});
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```
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Run: `pnpm test:e2e` starts the dev server and runs all `.spec.ts` files.
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## Cross-References
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- **Feature packages:** `packages/{auth,blog,media,marketing-pages,navigation}/`
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- **tRPC composition:** `packages/core-api/AGENTS.md`
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- **tRPC client + provider:** `packages/core-trpc/AGENTS.md`
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- **UI components:** `packages/core-ui/AGENTS.md`
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