BREAKING CHANGE(smtp-client): Replace the legacy TypeScript SMTP client with a new Rust-based SMTP client and IPC bridge for outbound delivery

rust/Cargo.toml

@@ -4,7 +4,6 @@ members = [
   "crates/mailer-core",
   "crates/mailer-smtp",
   "crates/mailer-security",
-  "crates/mailer-napi",
   "crates/mailer-bin",
 ]
 
@@ -19,19 +18,14 @@ tokio-rustls = "0.26"
 hickory-resolver = "0.25"
 mail-auth = "0.7"
 mailparse = "0.16"
-napi = { version = "2", features = ["napi9", "async", "serde-json"] }
-napi-derive = "2"
-ring = "0.17"
 dashmap = "6"
 thiserror = "2"
 tracing = "0.1"
 serde = { version = "1", features = ["derive"] }
 serde_json = "1"
-bytes = "1"
 regex = "1"
 base64 = "0.22"
 uuid = { version = "1", features = ["v4"] }
-ipnet = "2"
 rustls-pki-types = "1"
 psl = "2"
 clap = { version = "4", features = ["derive"] }