feat(account): add MailerType to support Gmail API and other mailers

- Introduced `MailerType` enum in Account model
- Enables selection of different mailer backends (e.g., Gmail API)

src/modules/mailbox/create.rs

@@ -3,12 +3,12 @@
 // Unauthorized copying, modification, or distribution is prohibited.
 
 use crate::{
-    encode_mailbox_name, modules::account::entity::Account,
+    encode_mailbox_name, modules::account::v2::AccountV2,
     modules::context::executors::RUST_MAIL_CONTEXT, modules::error::RustMailerResult,
 };
 
 pub async fn create_mailbox(account_id: u64, mailbox_name: &str) -> RustMailerResult<()> {
-    Account::check_account_active(account_id).await?;
+    AccountV2::check_account_active(account_id).await?;
     let executor = RUST_MAIL_CONTEXT.imap(account_id).await?;
     executor
         .create_mailbox(encode_mailbox_name!(mailbox_name).as_str())

src/modules/mailbox/delete.rs

@@ -3,11 +3,11 @@
 // Unauthorized copying, modification, or distribution is prohibited.
 
 use crate::{encode_mailbox_name, modules::{
-    account::entity::Account, context::executors::RUST_MAIL_CONTEXT, error::RustMailerResult,
+    account::v2::AccountV2, context::executors::RUST_MAIL_CONTEXT, error::RustMailerResult,
 }};
 
 pub async fn delete_mailbox(account_id: u64, mailbox_name: &str) -> RustMailerResult<()> {
-    Account::check_account_active(account_id).await?;
+    AccountV2::check_account_active(account_id).await?;
     let executor = RUST_MAIL_CONTEXT.imap(account_id).await?;
     executor.delete_mailbox(encode_mailbox_name!(mailbox_name).as_str()).await
 }

src/modules/mailbox/list.rs

@@ -2,7 +2,7 @@
 // Licensed under RustMailer License Agreement v1.0
 // Unauthorized copying, modification, or distribution is prohibited.
 
-use crate::modules::account::entity::Account;
+use crate::modules::account::v2::AccountV2;
 use crate::modules::cache::imap::mailbox::{Attribute, AttributeEnum, MailBox};
 use crate::modules::context::executors::RUST_MAIL_CONTEXT;
 use crate::modules::error::code::ErrorCode;
@@ -15,8 +15,8 @@ pub async fn get_account_mailboxes(
     account_id: u64,
     remote: bool,
 ) -> RustMailerResult<Vec<MailBox>> {
-    let account = Account::check_account_active(account_id).await?;
-    let remote = remote || account.minimal_sync;
+    let account = AccountV2::check_account_active(account_id).await?;
+    let remote = remote || account.minimal_sync();
     if remote {
         request_imap_all_mailbox_list(account_id).await
     } else {
@@ -25,7 +25,7 @@ pub async fn get_account_mailboxes(
 }
 
 pub async fn list_subscribed_mailboxes(account_id: u64) -> RustMailerResult<Vec<MailBox>> {
-    Account::check_account_active(account_id).await?;
+    AccountV2::check_account_active(account_id).await?;
     request_imap_subscribed_mailbox_list(account_id).await
 }
 

src/modules/mailbox/rename.rs

@@ -2,9 +2,12 @@
 // Licensed under RustMailer License Agreement v1.0
 // Unauthorized copying, modification, or distribution is prohibited.
 
-use crate::{encode_mailbox_name, modules::{
-    account::entity::Account, context::executors::RUST_MAIL_CONTEXT, error::RustMailerResult,
-}};
+use crate::{
+    encode_mailbox_name,
+    modules::{
+        account::v2::AccountV2, context::executors::RUST_MAIL_CONTEXT, error::RustMailerResult,
+    },
+};
 use poem_openapi::Object;
 use serde::{Deserialize, Serialize};
 
@@ -22,9 +25,12 @@ pub async fn rename_mailbox(
     account_id: u64,
     payload: MailboxRenameRequest,
 ) -> RustMailerResult<()> {
-    Account::check_account_active(account_id).await?;
+    AccountV2::check_account_active(account_id).await?;
     let executor = RUST_MAIL_CONTEXT.imap(account_id).await?;
     executor
-        .rename_mailbox(encode_mailbox_name!(&payload.current_name).as_str(), encode_mailbox_name!(&payload.new_name).as_str())
+        .rename_mailbox(
+            encode_mailbox_name!(&payload.current_name).as_str(),
+            encode_mailbox_name!(&payload.new_name).as_str(),
+        )
         .await
 }

src/modules/mailbox/subscribe.rs

@@ -5,12 +5,12 @@
 use crate::{
     encode_mailbox_name,
     modules::{
-        account::entity::Account, context::executors::RUST_MAIL_CONTEXT, error::RustMailerResult,
+        account::v2::AccountV2, context::executors::RUST_MAIL_CONTEXT, error::RustMailerResult,
     },
 };
 
 pub async fn subscribe_mailbox(account_id: u64, mailbox_name: &str) -> RustMailerResult<()> {
-    Account::check_account_active(account_id).await?;
+    AccountV2::check_account_active(account_id).await?;
     let executor = RUST_MAIL_CONTEXT.imap(account_id).await?;
     executor
         .subscribe_mailbox(encode_mailbox_name!(mailbox_name).as_str())
@@ -18,7 +18,7 @@ pub async fn subscribe_mailbox(account_id: u64, mailbox_name: &str) -> RustMaile
 }
 
 pub async fn unsubscribe_mailbox(account_id: u64, mailbox_name: &str) -> RustMailerResult<()> {
-    Account::check_account_active(account_id).await?;
+    AccountV2::check_account_active(account_id).await?;
     let executor = RUST_MAIL_CONTEXT.imap(account_id).await?;
     executor
         .unsubscribe_mailbox(encode_mailbox_name!(mailbox_name).as_str())