fix: update all end-user templates for WTR + Playwright test stack

Updated CONVENTIONS.md (browser test section, test matrix table),
.cursorrules, .windsurfrules, copilot-instructions.md to reference
WTR + Playwright instead of Puppeteer/E2E. Removed stale WEBJS_E2E
references.

Author: vivek7405

packages/cli/templates/.cursorrules

@@ -27,9 +27,9 @@ Quality bar stays the same — just no blocking on questions.
 
 ## Mandatory workflow (never skip)
 
-1. TESTS: Every code change must include unit tests (test/unit/) and E2E
-   tests (test/e2e/) for user-facing features. Run `npx webjs test` after
-   every change. Never deliver code without passing tests.
+1. TESTS: Server tests in test/unit/ (node:test), browser tests in
+   test/browser/ (WTR + Playwright, real Chromium). Run `npx webjs test`
+   after every change. Never deliver code without passing tests.
 
 2. DOCS: Update AGENTS.md for API changes. Update docs/ and website/ if
    they exist. The user should never have to ask for tests or docs.

packages/cli/templates/.github/copilot-instructions.md

@@ -24,8 +24,8 @@ If running without interactive approval (sandbox, auto-approve, etc.):
 Every code change must include:
 1. Commit and push — COMMIT AND PUSH after each logical unit of work.
    Always `git push` after committing. Don't accumulate changes. Automatic.
-2. Unit tests in test/unit/*.test.ts (server actions, components, utilities)
-3. E2E tests in test/e2e/*.test.ts for user-facing features (Puppeteer)
+2. Server tests in test/unit/*.test.ts (node:test for actions, queries, utilities)
+3. Browser tests in test/browser/*.test.js (WTR + Playwright, real Chromium)
 4. Documentation updates (AGENTS.md for API, docs/ for user guides)
 5. Convention validation: `npx webjs check` must pass
 

packages/cli/templates/.windsurfrules

@@ -23,8 +23,8 @@ Quality bar stays the same — no blocking on questions.
 ## Mandatory workflow (never skip)
 
 Every code change must include:
-1. Unit tests in test/unit/*.test.ts
-2. E2E tests in test/e2e/*.test.ts for user-facing features
+1. Server tests in test/unit/*.test.ts (node:test)
+2. Browser tests in test/browser/*.test.js (WTR + Playwright, real Chromium)
 3. Documentation updates (AGENTS.md, docs/, website/ if they exist)
 4. Convention check: `npx webjs check` must pass
 

packages/cli/templates/CONVENTIONS.md

@@ -141,28 +141,28 @@ test/
 
 **Naming:** `test/unit/<module-name>.test.ts` (e.g., `test/unit/auth.test.ts`)
 
-### E2E tests — `test/browser/`
+### Browser tests — `test/browser/`
 
 ```
 test/
-  e2e/
-    <feature>.test.ts     Browser-level tests per feature
+  browser/
+    <feature>.test.js     Real-browser tests per feature
 ```
 
-- Run with: `WEBJS_E2E=1 webjs test` or `WEBJS_E2E=1 node --test test/browser/*.test.ts`
-- Use WTR + Playwright for browser automation
-- Test full user flows: navigation, form submission, auth, real-time features
-- Each test file starts the dev server, runs tests, tears down
+- Run with: `webjs test --browser` or `npx wtr`
+- Uses **Web Test Runner (WTR) + Playwright** — tests run in real Chromium
+- Full Shadow DOM, events, adoptedStyleSheets, IntersectionObserver
+- Test components, user interactions, navigation, form submission
 
-**Naming:** `test/browser/<feature>.test.ts` (e.g., `test/browser/auth-flow.test.ts`)
+**Naming:** `test/browser/<feature>.test.js` (e.g., `test/browser/auth.test.js`)
 
 ### When to write tests
 
-| Change | Unit test | E2E test |
-|--------|-----------|----------|
-| New server action | Required | Optional |
-| New component | Required (SSR output) | If interactive |
-| New page/route | Optional | Required |
+| Change | Server test (node:test) | Browser test (WTR) |
+|--------|------------------------|-------------------|
+| New server action | Required | — |
+| New component | Required (SSR output) | Required (interaction) |
+| New page/route | — | Required |
 | Bug fix | Required (regression) | If user-facing |
 | Refactor | Existing tests must pass | Existing tests must pass |