fix: use domcontentloaded instead of load everywhere

- getCurrentPage() waitForLoadState: 'load' -> 'domcontentloaded'
- prompt.md: consistent guidance for domcontentloaded

playwriter/src/mcp.ts

@@ -511,7 +511,7 @@ async function getCurrentPage(timeout = 5000) {
 
       if (pages.length > 0) {
         const page = pages[0]
-        await page.waitForLoadState('load', { timeout }).catch(() => {})
+        await page.waitForLoadState('domcontentloaded', { timeout }).catch(() => {})
         return page
       }
     }

playwriter/src/prompt.md

@@ -20,7 +20,7 @@ You can collaborate with the user - they can help with captchas, difficult eleme
 - **Check state after actions**: always verify page state after clicking/submitting (see next section)
 - **Clean up listeners**: call `page.removeAllListeners()` at end of message to prevent leaks
 - **CDP sessions**: use `getCDPSession({ page })` not `page.context().newCDPSession()` - the latter doesn't work through playwriter relay
-- **Wait for load**: use `page.waitForLoadState('load')` not `page.waitForEvent('load')` - waitForEvent times out if already loaded
+- **Wait for load**: use `page.waitForLoadState('domcontentloaded')` not `page.waitForEvent('load')` - waitForEvent times out if already loaded
 - **Avoid timeouts**: prefer proper waits over `page.waitForTimeout()` - there are better ways to wait for elements
 
 ## checking page state
@@ -136,6 +136,15 @@ state.newPage = await context.newPage();
 await state.newPage.goto('https://example.com');
 ```
 
+## navigation
+
+**Use `domcontentloaded`** for `page.goto()`:
+
+```js
+await page.goto('https://example.com', { waitUntil: 'domcontentloaded' });
+await waitForPageLoad({ page, timeout: 5000 });
+```
+
 ## common patterns
 
 **Popups** - capture before triggering: