Merge main HEAD (segment 5) into sandboxed-agent-rebase

Resolve 83 conflicts: 10 backend, 62 frontend, 11 config/lock files.
Preserve sandbox/agent/collaboration features while adopting main's
UI refactorings (Dialog/AlertDialog/Popover), model provider updates,
and enterprise features.

Made-with: Cursor

web/contract/console/model-providers.ts

@@ -0,0 +1,33 @@
+import type { ModelItem, PreferredProviderTypeEnum } from '@/app/components/header/account-setting/model-provider-page/declarations'
+import type { CommonResponse } from '@/models/common'
+import { type } from '@orpc/contract'
+import { base } from '../base'
+
+export const modelProvidersModelsContract = base
+  .route({
+    path: '/workspaces/current/model-providers/{provider}/models',
+    method: 'GET',
+  })
+  .input(type<{
+    params: {
+      provider: string
+    }
+  }>())
+  .output(type<{
+    data: ModelItem[]
+  }>())
+
+export const changePreferredProviderTypeContract = base
+  .route({
+    path: '/workspaces/current/model-providers/{provider}/preferred-provider-type',
+    method: 'POST',
+  })
+  .input(type<{
+    params: {
+      provider: string
+    }
+    body: {
+      preferred_provider_type: PreferredProviderTypeEnum
+    }
+  }>())
+  .output(type<CommonResponse>())

web/contract/console/plugins.ts

@@ -0,0 +1,27 @@
+import type { InstalledLatestVersionResponse, PluginDetail } from '@/app/components/plugins/types'
+import { type } from '@orpc/contract'
+import { base } from '../base'
+
+export const pluginCheckInstalledContract = base
+  .route({
+    path: '/workspaces/current/plugin/list/installations/ids',
+    method: 'POST',
+  })
+  .input(type<{
+    body: {
+      plugin_ids: string[]
+    }
+  }>())
+  .output(type<{ plugins: PluginDetail[] }>())
+
+export const pluginLatestVersionsContract = base
+  .route({
+    path: '/workspaces/current/plugin/list/latest-versions',
+    method: 'POST',
+  })
+  .input(type<{
+    body: {
+      plugin_ids: string[]
+    }
+  }>())
+  .output(type<InstalledLatestVersionResponse>())

web/contract/router.ts

@@ -27,7 +27,9 @@ import {
   exploreInstalledAppsContract,
   exploreInstalledAppUninstallContract,
 } from './console/explore'
+import { changePreferredProviderTypeContract, modelProvidersModelsContract } from './console/model-providers'
 import { notificationContract, notificationDismissContract } from './console/notification'
+import { pluginCheckInstalledContract, pluginLatestVersionsContract } from './console/plugins'
 import {
   downloadFileContract,
   listFilesContract,
@@ -102,6 +104,14 @@ export const consoleRouterContract = {
     parameters: trialAppParametersContract,
     workflows: trialAppWorkflowsContract,
   },
+  modelProviders: {
+    models: modelProvidersModelsContract,
+    changePreferredProviderType: changePreferredProviderTypeContract,
+  },
+  plugins: {
+    checkInstalled: pluginCheckInstalledContract,
+    latestVersions: pluginLatestVersionsContract,
+  },
   billing: {
     invoices: invoicesContract,
     bindPartnerStack: bindPartnerStackContract,