fix(mcp): link SDK credit to stable release branch

Author: timeleft--

apps/mcp/README.md

@@ -32,7 +32,7 @@ User-provided capture of the Dev answer card in Claude, showing Arabic text, RTL
 
 ## Dependencies
 
-SAGA is installed from the public npm registry at one exact release, `0.7.6` (stable): the stack `@saga-a2ui/react-mcp-stack`
+SAGA is installed from the public npm registry at one exact release, `0.7.6` (stable), from the [0.7.6 release branch](https://github.com/MachineWisdomAI/saga-a2ui/tree/codex/release-0.7.6): the stack `@saga-a2ui/react-mcp-stack`
 plus its exact-version siblings `@saga-a2ui/core`, `@saga-a2ui/components`, `@saga-a2ui/mcp` and `@saga-a2ui/react`. No private registry,
 credential, SDK tarball, SDK workspace link or SDK-package override is involved, and the manifest pins an exact version rather than a tag or range.
 `pnpm check:release --target beta` checks the pinned release against the registry and the lockfile; `--target production` additionally refuses a

apps/mcp/docs/show-me-ansari-mcp.html

@@ -1,6 +1,6 @@
 import {useHostLink} from '@saga-a2ui/react-mcp-stack/faithful-card';
 
-const REPOSITORY = 'https://github.com/MachineWisdomAI/saga-a2ui';
+const REPOSITORY = 'https://github.com/MachineWisdomAI/saga-a2ui/tree/codex/release-0.7.6';
 
 /**
  * Optional application credit, separate from the unchanged upstream answer. It follows the card's

apps/mcp/src/view/saga-credit.tsx

@@ -316,7 +316,7 @@ async function main() {
   check('links:successful-credit-is-silent', () => assert.equal(creditNotice, ''));
   const creditOpened = await page.evaluate(id => (window as any).hostProbe.state(id).openLinks, first.id);
   check('links:saga-credit-follows-unchanged-answer-and-uses-host', () => {
-    assert.deepEqual(creditOpened, ['https://ansari.chat/', 'https://github.com/MachineWisdomAI/saga-a2ui']);
+    assert.deepEqual(creditOpened, ['https://ansari.chat/', 'https://github.com/MachineWisdomAI/saga-a2ui/tree/codex/release-0.7.6']);
     assert.ok(!shownA.cardText.includes('Built with'));
   });
 
@@ -325,7 +325,7 @@ async function main() {
   await deliver(unavailable.id, resultA);
   for (const [button, status, destination] of [
     ['.saga-card-link', '.saga-card-link-status', 'https://ansari.chat/'],
-    ['.saga-credit button', '.saga-credit [role="status"]', 'https://github.com/MachineWisdomAI/saga-a2ui'],
+    ['.saga-credit button', '.saga-credit [role="status"]', 'https://github.com/MachineWisdomAI/saga-a2ui/tree/codex/release-0.7.6'],
   ] as const) {
     await unavailable.frame.locator(button).click();
     await unavailable.frame.locator(status).filter({hasText: 'This host cannot open links.'}).waitFor();