feat: fetch APInex models from main thread, populate default-model dropdown (networkAccess added)

src/main.ts

@@ -502,6 +502,31 @@ export default function () {
     })
   })
 
+  // UI asks to list models for a provider. Network must run here (main thread) —
+  // the plugin UI iframe is CSP-sandboxed and cannot fetch external URLs.
+  on('FETCH_MODELS', async function (payload: { baseUrl: string, apiKey: string }) {
+    try {
+      const base = payload.baseUrl.replace(/\/+$/, '')
+      const res = await fetch(base + '/models', {
+        headers: { Authorization: 'Bearer ' + payload.apiKey }
+      })
+      if (!res.ok) {
+        emit('MODELS_RESULT', { ok: false, error: 'HTTP ' + res.status, models: [] })
+        return
+      }
+      const json: any = await res.json()
+      let models: string[] = []
+      if (Array.isArray(json.data)) {
+        models = json.data.map((m: any) => m.id).filter((x: any) => typeof x === 'string' && x.length > 0)
+      } else if (Array.isArray(json.models)) {
+        models = json.models.map((m: any) => m.id || m).filter((x: any) => typeof x === 'string')
+      }
+      emit('MODELS_RESULT', { ok: true, models })
+    } catch (e) {
+      emit('MODELS_RESULT', { ok: false, error: String(e), models: [] })
+    }
+  })
+
   showUI({ width: 320, height: 200, themeColors: true, title: 'AI assistant (MVP)' })
 
   // Restore persisted window placement (saved in clientStorage on the Figma file).