feat: add localization for internal widget

Cargo.toml

@@ -8,7 +8,7 @@ rust-version = "1.71"
 name = "cosmic"
 
 [features]
-default = ["clipboard"]
+default = ["clipboard", "localization"]
 # Accessibility support
 a11y = ["iced/a11y", "iced_accessibility"]
 # Builds support for animated images
@@ -70,6 +70,7 @@ winit_tokio = ["winit", "tokio"]
 winit_wgpu = ["winit", "wgpu"]
 # Enables XDG portal integrations
 xdg-portal = ["ashpd"]
+localization = ["i18n-embed", "rust-embed", "i18n-embed-fl"]
 
 [dependencies]
 apply = "0.3.0"
@@ -84,11 +85,14 @@ derive_setters = "0.1.5"
 fraction = "0.15.3"
 image = { version = "0.25.1", optional = true }
 lazy_static = "1.4.0"
-libc = { version = "0.2.155", optional  = true }
+libc = { version = "0.2.155", optional = true }
 mime = { version = "0.3.17", optional = true }
 palette = "0.7.3"
 rfd = { version = "0.14.0", optional = true }
-rustix = { version = "0.38.34", features = ["pipe", "process"], optional = true }
+rustix = { version = "0.38.34", features = [
+    "pipe",
+    "process",
+], optional = true }
 serde = { version = "1.0.180", features = ["derive"] }
 slotmap = "1.0.6"
 smol = { version = "2.0.0", optional = true }
@@ -99,6 +103,12 @@ tracing = "0.1"
 unicode-segmentation = "1.6"
 url = "2.4.0"
 zbus = { version = "4.2.1", default-features = false, optional = true }
+i18n-embed = { version = "0.14", features = [
+    "fluent-system",
+    "desktop-requester",
+], optional = true }
+rust-embed = { version = "8.0", optional = true }
+i18n-embed-fl = { version = "0.8", optional = true }
 
 [target.'cfg(unix)'.dependencies]
 freedesktop-icons = "0.2.5"