Add podcast image picker to the Email Templates welcome card; v2.3.2

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

src/AdminPage.tsx

@@ -364,10 +364,14 @@ function EmailTemplatesPanel({
   form,
   handleChange,
   renderSaveStatus,
+  renderImageAssetSelector,
+  renderImagePreview,
 }: {
   form: SiteContent
   handleChange: (key: StringField, value: string) => void
   renderSaveStatus: () => React.ReactNode
+  renderImageAssetSelector: (value: string | null | undefined, onChange: (value: string) => void, fieldId: string) => React.ReactNode
+  renderImagePreview: (value: string | null | undefined, alt: string) => React.ReactNode
 }) {
   const [expandedEmail, setExpandedEmail] = useState<string | null>(null)
 
@@ -417,6 +421,8 @@ function EmailTemplatesPanel({
                     ? <textarea id={`field-et-${key}`} rows={3} value={form[key as StringField] as string} onChange={e => handleChange(key as StringField, e.target.value)} />
                     : <input id={`field-et-${key}`} type="text" value={form[key as StringField] as string} onChange={e => handleChange(key as StringField, e.target.value)} />
                   }
+                  {key.includes('ImageUrl') && renderImageAssetSelector(form[key as StringField] as string, value => handleChange(key as StringField, value), `field-et-${key}-asset`)}
+                  {key.includes('ImageUrl') && renderImagePreview(form[key as StringField] as string, `${field.label} preview`)}
                 </div>
               )
             })}
@@ -436,7 +442,7 @@ function EmailTemplatesPanel({
       <EmailTemplateCard type="newsletter" icon="📬" title="Newsletter Welcome"
         trigger="Someone subscribes via the homepage form or contact page"
         autoVars="Subscriber's first name, Spotify / Apple / Amazon links"
-        fieldKeys={['welcomeEmailSubject','welcomeEmailGreetingPrefix','welcomeEmailIntro','welcomeEmailCurrentSeries','welcomeEmailStartHereTitle','welcomeEmailStartHereSummary','welcomeEmailStartHereUrl','welcomeEmailStartHereLinkLabel','welcomeEmailWhatToExpect1','welcomeEmailWhatToExpect2','welcomeEmailWhatToExpect3','welcomeEmailScripture','welcomeEmailScriptureRef','welcomeEmailSignoff','welcomeEmailSpotifyUrl','welcomeEmailSpotifyBtnLabel','welcomeEmailAppleUrl','welcomeEmailAppleBtnLabel','welcomeEmailAmazonUrl']}
+        fieldKeys={['welcomeEmailSubject','welcomeEmailImageUrl','welcomeEmailGreetingPrefix','welcomeEmailIntro','welcomeEmailCurrentSeries','welcomeEmailStartHereTitle','welcomeEmailStartHereSummary','welcomeEmailStartHereUrl','welcomeEmailStartHereLinkLabel','welcomeEmailWhatToExpect1','welcomeEmailWhatToExpect2','welcomeEmailWhatToExpect3','welcomeEmailScripture','welcomeEmailScriptureRef','welcomeEmailSignoff','welcomeEmailSpotifyUrl','welcomeEmailSpotifyBtnLabel','welcomeEmailAppleUrl','welcomeEmailAppleBtnLabel','welcomeEmailAmazonUrl']}
         openKey="newsletter-welcome" />
 
       <EmailTemplateCard type="study" icon="📖" title="Study Account — New Account"
@@ -971,6 +977,7 @@ const FIELDS: Array<{ key: StringField; label: string; multiline?: boolean; sect
   { key: 'welcomeEmailSignoff', label: 'Signoff', multiline: true, section: 'global' },
   // ── Email Templates section ──
   { key: 'welcomeEmailSubject', label: 'Subject Line', section: 'email-templates' },
+  { key: 'welcomeEmailImageUrl', label: 'Podcast Image (shown at top of email)', section: 'email-templates' },
   { key: 'welcomeEmailGreetingPrefix', label: 'Greeting Prefix (before subscriber name)', section: 'email-templates' },
   { key: 'welcomeEmailIntro', label: 'Intro Paragraph', multiline: true, section: 'email-templates' },
   { key: 'welcomeEmailCurrentSeries', label: 'Current Series Blurb', multiline: true, section: 'email-templates' },
@@ -5703,7 +5710,7 @@ async function handleAssetUpload(event: ChangeEvent<HTMLInputElement>) {
 
           {/* EMAIL TEMPLATES */}
           {adminView === 'email-templates' && (
-            <EmailTemplatesPanel form={form} handleChange={handleChange} renderSaveStatus={renderSaveStatus} />
+            <EmailTemplatesPanel form={form} handleChange={handleChange} renderSaveStatus={renderSaveStatus} renderImageAssetSelector={renderImageAssetSelector} renderImagePreview={renderImagePreview} />
           )}
 
           {/* QUESTIONS */}