UI tray app added

* Works with egui

---------

Co-authored-by: Ultradesu <ultradesu@hexor.cy>

Cargo.toml

@@ -3,12 +3,17 @@ name = "khm"
 version = "0.6.3"
 edition = "2021"
 authors = ["AB <ab@hexor.cy>"]
+description = "KHM - Known Hosts Manager for SSH key management and synchronization"
+homepage = "https://github.com/house-of-vanity/khm"
+repository = "https://github.com/house-of-vanity/khm"
+license = "WTFPL"
+keywords = ["ssh", "known-hosts", "security", "system-admin", "automation"]
+categories = ["command-line-utilities", "network-programming"]
 
 [dependencies]
 actix-web = "4"
 serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0"
-env_logger = "0.11.3"
 log = "0.4"
 regex = "1.10.5"
 base64 = "0.21"
@@ -22,3 +27,18 @@ trust-dns-resolver = "0.23"
 futures = "0.3"
 hostname = "0.3"
 rust-embed = "8.0"
+tray-icon = { version = "0.19", optional = true }
+notify = { version = "6.1", optional = true }
+notify-debouncer-mini = { version = "0.4", optional = true }
+dirs = "5.0"
+eframe = { version = "0.29", optional = true }
+egui = { version = "0.29", optional = true }
+winit = { version = "0.30", optional = true }
+env_logger = "0.11"
+urlencoding = "2.1"
+
+[features]
+default = ["gui"]
+gui = ["tray-icon", "eframe", "egui", "winit", "notify", "notify-debouncer-mini"]
+server = []
+