fix: align session status parsing and vscode reconnect reconcile (#1125)

* fix: align session status parsing and vscode reconnect reconcile

* fix vscode session status fallback and reconcile cleanup safety

---------

Co-authored-by: vhqtvn <8930337+vhqtvn@users.noreply.github.com>
Co-authored-by: Bohdan Triapitsyn <artmore@protonmail.com>

packages/web/server/lib/opencode/session-runtime.test.js

@@ -29,7 +29,7 @@ describe('session runtime', () => {
       type: 'session.status',
       properties: {
         sessionID: 'session-1',
-        info: {
+        status: {
           type: 'busy',
         },
       },
@@ -39,7 +39,7 @@ describe('session runtime', () => {
       type: 'session.status',
       properties: {
         sessionID: 'session-1',
-        info: {
+        status: {
           type: 'idle',
         },
       },
@@ -65,4 +65,36 @@ describe('session runtime', () => {
       },
     });
   });
+
+  it('accepts legacy session.status info.type payloads', () => {
+    const events = [];
+    const runtime = createSessionRuntime({
+      writeSseEvent() {
+        throw new Error('SSE fallback should not be used when broadcastEvent is provided');
+      },
+      getNotificationClients: () => new Set(),
+      broadcastEvent: (payload) => {
+        events.push(payload);
+      },
+    });
+    runtimes.push(runtime);
+
+    runtime.processOpenCodeSsePayload({
+      type: 'session.status',
+      properties: {
+        sessionID: 'legacy-session-1',
+        info: {
+          type: 'busy',
+        },
+      },
+    });
+
+    expect(events).toContainEqual({
+      type: 'openchamber:session-status',
+      properties: expect.objectContaining({
+        sessionId: 'legacy-session-1',
+        status: 'busy',
+      }),
+    });
+  });
 });