WIP email sending for registration

Cargo.lock

@@ -746,6 +746,7 @@ dependencies = [
  "futures",
  "headers",
  "http",
+ "lettre",
  "maud",
  "notify",
  "once_cell",
@@ -947,6 +948,22 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "email-encoding"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dbfb21b9878cf7a348dcb8559109aabc0ec40d69924bd706fa5149846c4fef75"
+dependencies = [
+ "base64 0.21.4",
+ "memchr",
+]
+
+[[package]]
+name = "email_address"
+version = "0.2.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e2153bd83ebc09db15bcbdc3e2194d901804952e3dc96967e1cd3b0c5c32d112"
+
 [[package]]
 name = "encoding_rs"
 version = "0.8.33"
@@ -1428,6 +1445,17 @@ dependencies = [
  "windows-sys",
 ]
 
+[[package]]
+name = "hostname"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3c731c3e10504cc8ed35cfe2f1db4c9274c3d35fa486e3b31df46f068ef3e867"
+dependencies = [
+ "libc",
+ "match_cfg",
+ "winapi",
+]
+
 [[package]]
 name = "html5ever"
 version = "0.25.2"
@@ -1562,6 +1590,16 @@ version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b9e0384b61958566e926dc50660321d12159025e767c18e043daf26b70104c39"
 
+[[package]]
+name = "idna"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e14ddfc70884202db2244c223200c204c2bda1bc6e0998d11b5e024d657209e6"
+dependencies = [
+ "unicode-bidi",
+ "unicode-normalization",
+]
+
 [[package]]
 name = "idna"
 version = "0.4.0"
@@ -1720,6 +1758,29 @@ dependencies = [
  "spin 0.5.2",
 ]
 
+[[package]]
+name = "lettre"
+version = "0.10.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "76bd09637ae3ec7bd605b8e135e757980b3968430ff2b1a4a94fb7769e50166d"
+dependencies = [
+ "base64 0.21.4",
+ "email-encoding",
+ "email_address",
+ "fastrand 1.9.0",
+ "futures-util",
+ "hostname",
+ "httpdate",
+ "idna 0.3.0",
+ "mime",
+ "native-tls",
+ "nom",
+ "once_cell",
+ "quoted_printable",
+ "socket2 0.4.9",
+ "tokio",
+]
+
 [[package]]
 name = "libc"
 version = "0.2.148"
@@ -1826,6 +1887,12 @@ dependencies = [
  "xml5ever",
 ]
 
+[[package]]
+name = "match_cfg"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ffbee8634e0d45d258acb448e7eaab3fce7a0a467395d4d9f228e3c1f01fb2e4"
+
 [[package]]
 name = "matchers"
 version = "0.1.0"
@@ -2432,6 +2499,12 @@ dependencies = [
  "proc-macro2",
 ]
 
+[[package]]
+name = "quoted_printable"
+version = "0.4.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5a3866219251662ec3b26fc217e3e05bf9c4f84325234dfb96bf0bf840889e49"
+
 [[package]]
 name = "rand"
 version = "0.7.3"
@@ -3734,7 +3807,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "143b538f18257fac9cad154828a57c6bf5157e1aa604d4816b5995bf6de87ae5"
 dependencies = [
  "form_urlencoded",
- "idna",
+ "idna 0.4.0",
  "percent-encoding",
 ]
 
@@ -3766,7 +3839,7 @@ version = "0.16.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b92f40481c04ff1f4f61f304d61793c7b56ff76ac1469f1beb199b1445b253bd"
 dependencies = [
- "idna",
+ "idna 0.4.0",
  "lazy_static",
  "regex",
  "serde",