diag: add example.com connectivity probe (PROBE_RESULT) to determine if Figma sandbox has internet egress; bump 0.1.11

src/main.ts

@@ -511,6 +511,13 @@ export default function () {
         emit('MODELS_RESULT', { ok: false, error: 'fetch is not available in the plugin main thread', models: [], status: 0, requestEcho: echo })
         return
       }
+      // diagnostic: can the sandbox reach the public internet at all?
+      try {
+        const pr = await fetch('https://example.com')
+        emit('PROBE_RESULT', { msg: 'example.com reachable · status=' + pr.status })
+      } catch (pe) {
+        emit('PROBE_RESULT', { msg: 'example.com UNREACHABLE · ' + (pe != null ? (typeof pe === 'string' ? pe : JSON.stringify(pe)) : 'unknown') })
+      }
       const base = payload.baseUrl.replace(/\/+$/, '')
       const res = await fetch(base + '/models', {
         headers: { Authorization: 'Bearer ' + payload.apiKey }