优化email新建邮件组件

frontend/src/shared/components/EmailComposeModal.vue

@@ -201,7 +201,9 @@ const sending = ref(false)
 const savingDraft = ref(false)
 
 const props = defineProps<{
-  /** Reference document to link the email to */
+  /** Reference document for template rendering and subject auto-fill */
+  pg?: Record<string, any>
+  /** Reference document metadata */
   referencePagetype?: string
   referenceName?: string
   /** Pre-fill recipients (e.g. from a Contact/Lead) */
@@ -216,8 +218,6 @@ const props = defineProps<{
   replyAll?: boolean
   /** Last email data for reply logic */
   lastEmail?: Record<string, any>
-  /** Document record (for subject auto-fill, attachments) */
-  doc?: Record<string, any>
   /** Is this a forwarded email? */
   isForward?: boolean
   /** Is this editing an existing email? */
@@ -686,16 +686,13 @@ function cleanupQuotedContent(html: string): string {
 // Subject auto-fill from document
 // -------------------------------------------------------
 function autoFillSubject() {
-  const doc = propsRef.doc
-  if (!doc) {
-    // Use reference name as fallback
+  const pg = propsRef.pg
+  if (!pg) {
     form.subject = propsRef.referenceName || ''
     return
   }
-  // Try title_field or subject_field from meta
-  const subject = doc.subject_field || doc.title_field || doc.name || ''
+  const subject = pg.subject_field || pg.title_field || pg.name || ''
   form.subject = subject
-  // Add document identifier
   if (propsRef.referenceName && !subject.includes(propsRef.referenceName)) {
     form.subject = `${subject} (#${propsRef.referenceName})`
   }

frontend/src/views/pagetype/email/email.vue

@@ -414,7 +414,6 @@ function getMailArgs() {
     attachments: attachments.value,
     referencePagetype: record.reference_pagetype,
     referenceName: record.reference_name,
-    doc: record,
   }
 }