mailmig: Stalwart -> SNM IMAP migration tool (initial)

Cargo.toml

@@ -0,0 +1,29 @@
+[package]
+name = "mailmig"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
+anyhow = "1.0.104"
+base64 = "0.23.1"
+chrono = { version = "0.4.45", default-features = false, features = ["clock", "std"] }
+clap = { version = "4.6.7", features = ["derive", "env"] }
+hex = "0.4.3"
+rand = "0.10.3"
+reqwest = { version = "0.13.5", default-features = false, features = ["json", "query", "rustls-no-provider", "http2"] }
+rustls = { version = "0.23.46", default-features = false, features = ["ring", "std", "tls12", "logging"] }
+rustls-pki-types = "1.15.1"
+rustls-platform-verifier = "0.7.1"
+serde = { version = "1.0.229", features = ["derive"] }
+serde_json = "1.0.154"
+sha-crypt = { version = "0.6.0", features = ["getrandom"] }
+sha2 = "0.11.1"
+tokio = { version = "1.54.1", features = ["full"] }
+tokio-rustls = { version = "0.26.6", default-features = false, features = ["ring", "tls12", "logging"] }
+toml = "1.1.8"
+tracing = "0.1.44"
+tracing-subscriber = { version = "0.3.23", features = ["env-filter", "fmt"] }
+
+[dev-dependencies]
+tempfile = "3.27.0"
+wiremock = "0.6.5"