migrate the pre-auth service calls to the service client

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

src/screens/Login/ForgotPasswordForm.tsx

@@ -1,12 +1,11 @@
 import {useCallback, useState} from 'react'
 import {Keyboard, View} from 'react-native'
-import {type ComAtprotoServerDescribeServer} from '@atproto/api'
 import {Trans, useLingui} from '@lingui/react/macro'
 import * as EmailValidator from 'email-validator'
 
+import {createServiceClient} from '#/lib/lexClient'
 import {cleanError, isNetworkError} from '#/lib/strings/errors'
 import {logger} from '#/logger'
-import {Agent} from '#/state/session/agent'
 import {atoms as a, useTheme, web} from '#/alf'
 import {Admonition} from '#/components/Admonition'
 import {Button, ButtonIcon, ButtonText} from '#/components/Button'
@@ -16,9 +15,10 @@ import {At_Stroke2_Corner0_Rounded as At} from '#/components/icons/At'
 import {Loader} from '#/components/Loader'
 import {Text} from '#/components/Typography'
 import {IS_WEB} from '#/env'
+import {com} from '#/lexicons'
 import {FormContainer} from './FormContainer'
 
-type ServiceDescription = ComAtprotoServerDescribeServer.OutputSchema
+type ServiceDescription = com.atproto.server.describeServer.$OutputBody
 
 export const ForgotPasswordForm = ({
   error,
@@ -55,8 +55,12 @@ export const ForgotPasswordForm = ({
     setIsProcessing(true)
 
     try {
-      const agent = new Agent(null, {service: serviceUrl})
-      await agent.com.atproto.server.requestPasswordReset({email})
+      /*
+       * Pre-auth request against a user-chosen host, so it goes through a
+       * one-off service client rather than a session-scoped one.
+       */
+      const client = createServiceClient(serviceUrl)
+      await client.call(com.atproto.server.requestPasswordReset, {email})
       onEmailSent()
     } catch (err) {
       logger.warn('Failed to request password reset', {error: err})

src/screens/Login/SetNewPasswordForm.tsx

@@ -2,10 +2,10 @@ import {useState} from 'react'
 import {View} from 'react-native'
 import {Trans, useLingui} from '@lingui/react/macro'
 
+import {createServiceClient} from '#/lib/lexClient'
 import {cleanError, isNetworkError} from '#/lib/strings/errors'
 import {checkAndFormatResetCode} from '#/lib/strings/password'
 import {logger} from '#/logger'
-import {Agent} from '#/state/session/agent'
 import {atoms as a, web} from '#/alf'
 import {Admonition} from '#/components/Admonition'
 import {Button, ButtonIcon, ButtonText} from '#/components/Button'
@@ -16,6 +16,7 @@ import {Loader} from '#/components/Loader'
 import {Text} from '#/components/Typography'
 import {useAnalytics} from '#/analytics'
 import {IS_WEB} from '#/env'
+import {com} from '#/lexicons'
 import {FormContainer} from './FormContainer'
 
 export const SetNewPasswordForm = ({
@@ -61,8 +62,12 @@ export const SetNewPasswordForm = ({
     setIsProcessing(true)
 
     try {
-      const agent = new Agent(null, {service: serviceUrl})
-      await agent.com.atproto.server.resetPassword({
+      /*
+       * Pre-auth request against a user-chosen host, so it goes through a
+       * one-off service client rather than a session-scoped one.
+       */
+      const client = createServiceClient(serviceUrl)
+      await client.call(com.atproto.server.resetPassword, {
         token: formattedCode,
         password,
       })