fix: normalize Goosed reply payload and restart agent-run worker on release

Add id/created defaults for user_message, ensure metadata in agent-run
gateway before submit, and kickstart the agent-run worker after portal deploy
so queued page-generation runs use the latest runtime bundle.

Co-authored-by: Cursor <cursoragent@cursor.com>

goose-message.test.mjs

@@ -9,6 +9,8 @@ test('ensureGooseUserMessageMetadata adds required visibility flags', () => {
   });
   assert.equal(normalized.metadata.userVisible, true);
   assert.equal(normalized.metadata.agentVisible, true);
+  assert.equal(typeof normalized.created, 'number');
+  assert.ok(normalized.id);
 });
 
 test('ensureGooseUserMessageMetadata preserves existing metadata fields', () => {