fix: add missing email reply validation (#1934)

## Description

General fixes to the email domain features

Changes made:
- Add "email" validation for "Reply-To email" fields
- Fix issue where you can't remove the "Reply-To" email after it's set
- Fix issue where setting the "Sender email" back to Documenso would
still send using the org/team pref

packages/lib/server-only/document/delete-document.ts

@@ -156,7 +156,7 @@ const handleDocumentOwnerDelete = async ({
       type: 'team',
       teamId: document.teamId,
     },
-    meta: document.documentMeta || null,
+    meta: document.documentMeta,
   });
 
   // Soft delete completed documents.

packages/lib/server-only/document/resend-document.ts

@@ -102,7 +102,7 @@ export const resendDocument = async ({
         type: 'team',
         teamId: document.teamId,
       },
-      meta: document.documentMeta || null,
+      meta: document.documentMeta,
     });
 
   await Promise.all(

packages/lib/server-only/document/send-completed-email.ts

@@ -59,7 +59,7 @@ export const sendCompletedEmail = async ({ documentId, requestMetadata }: SendDo
       type: 'team',
       teamId: document.teamId,
     },
-    meta: document.documentMeta || null,
+    meta: document.documentMeta,
   });
 
   const { user: owner } = document;

packages/lib/server-only/document/send-delete-email.ts

@@ -49,7 +49,7 @@ export const sendDeleteEmail = async ({ documentId, reason }: SendDeleteEmailOpt
       type: 'team',
       teamId: document.teamId,
     },
-    meta: document.documentMeta || null,
+    meta: document.documentMeta,
   });
 
   const { email, name } = document.user;

packages/lib/server-only/document/send-pending-email.ts

@@ -51,7 +51,7 @@ export const sendPendingEmail = async ({ documentId, recipientId }: SendPendingE
       type: 'team',
       teamId: document.teamId,
     },
-    meta: document.documentMeta || null,
+    meta: document.documentMeta,
   });
 
   const isDocumentPendingEmailEnabled = extractDerivedDocumentEmailSettings(

packages/lib/server-only/document/super-delete-document.ts

@@ -46,7 +46,7 @@ export const superDeleteDocument = async ({ id, requestMetadata }: SuperDeleteDo
       type: 'team',
       teamId: document.teamId,
     },
-    meta: document.documentMeta || null,
+    meta: document.documentMeta,
   });
 
   const { status, user } = document;

packages/lib/server-only/email/get-email-context.ts

@@ -59,7 +59,7 @@ type RecipientGetEmailContextOptions = BaseGetEmailContextOptions & {
    * Force meta options as a typesafe way to ensure developers don't forget to
    * pass it in if it is available.
    */
-  meta: EmailMetaOption | null;
+  meta: EmailMetaOption | null | undefined;
 };
 
 type GetEmailContextOptions = InternalGetEmailContextOptions | RecipientGetEmailContextOptions;
@@ -104,7 +104,7 @@ export const getEmailContext = async (
   }
 
   const replyToEmail = meta?.emailReplyTo || emailContext.settings.emailReplyTo || undefined;
-  const senderEmailId = meta?.emailId || emailContext.settings.emailId;
+  const senderEmailId = meta?.emailId === null ? null : emailContext.settings.emailId;
 
   const foundSenderEmail = emailContext.allowedEmails.find((email) => email.id === senderEmailId);
 

packages/lib/server-only/recipient/delete-document-recipient.ts

@@ -130,7 +130,7 @@ export const deleteDocumentRecipient = async ({
         type: 'team',
         teamId: document.teamId,
       },
-      meta: document.documentMeta || null,
+      meta: document.documentMeta,
     });
 
     const [html, text] = await Promise.all([

packages/lib/server-only/recipient/set-document-recipients.ts

@@ -95,7 +95,7 @@ export const setDocumentRecipients = async ({
       type: 'team',
       teamId,
     },
-    meta: document.documentMeta || null,
+    meta: document.documentMeta,
   });
 
   const recipientsHaveActionAuth = recipients.some(