feat(mail): enhance mail configuration with getmail and dovecot settings

- Added getmail configuration generation using template files.
- Introduced postfix and dovecot configuration checksums for deployment.
- Created new dovecot configuration file and sieve script for email handling.
- Updated main.tf to utilize local variables for configuration management.
- Removed redundant external password hasher from main.tf.

feat(nginx): improve nginx configuration management

- Centralized nginx configuration into a local variable with checksum.
- Created separate config maps for default website configurations.
- Updated deployment to utilize new configuration structure.

feat(sftpgo): add SFTPGo application deployment

- Introduced SFTPGo with Kubernetes resources including namespace, config maps, and secrets.
- Configured SFTPGo with SMTP settings and AWS credentials.
- Implemented health checks and volume mounts for persistent storage.

refactor(seafile): remove Seafile module

- Deleted Seafile module and associated resources as part of cleanup.

terraform/modules/apps/gitea/variables.tf

@@ -51,23 +51,23 @@ variable "app_name" {
   type        = string
 }
 
-variable "relay_smtp_host" {
+variable "smtp_host" {
   description = "The SMTP relay host"
   type        = string
 }
 
-variable "relay_smtp_port" {
+variable "smtp_port" {
   description = "The SMTP relay port"
   type        = number
 }
 
-variable "relay_smtp_username" {
+variable "smtp_username" {
   description = "The SMTP relay username"
   type        = string
   sensitive   = true
 }
 
-variable "relay_smtp_password" {
+variable "smtp_password" {
   description = "The SMTP relay password"
   type        = string
   sensitive   = true