Feat v0.6.17 bugfixes (#52)

Co-authored-by: Jeffrey Smith <jasafpro@gmail.com>
Co-committed-by: Jeffrey Smith <jasafpro@gmail.com>

src/js/sw/sdk/index.js

@@ -193,7 +193,24 @@ export async function boot() {
         events.connect(BASE + '/ws');
     }
 
-    // 10. Signal ready
+    // 10. Mount imperative hosts (Toast, DialogStack) if not already present.
+    //     Core surfaces mount these via AppShell; extension surfaces need SDK to do it.
+    try {
+        const hostId = 'sw-imperative-hosts';
+        if (!document.getElementById(hostId)) {
+            const mount = document.createElement('div');
+            mount.id = hostId;
+            document.body.appendChild(mount);
+            const { ToastContainer } = await import('../primitives/toast.js');
+            const { DialogStack } = await import('../shell/dialog-stack.js');
+            const { render } = preact;
+            render(html`<${ToastContainer} /><${DialogStack} />`, mount);
+        }
+    } catch (e) {
+        console.warn('[sw] Imperative host mount failed:', e.message);
+    }
+
+    // 11. Signal ready
     events.emit('sdk.ready', {}, { localOnly: true });
     document.dispatchEvent(new CustomEvent('sw:ready', { detail: { sw } }));
     console.log(`[sw] SDK v${sw._sdk} ready`);