Fix windows build

Cargo.toml

@@ -20,7 +20,6 @@ tokio = { version = "1", features = ["full"] }
 tokio-stream = "0.1"
 toml = "0.5"
 tui = "0.19"
-users = "0.11"
 xdg = "2"
 
 [dev-dependencies]
@@ -29,3 +28,6 @@ tempdir = "0.3"
 
 [target.'cfg(target_os="linux")'.dependencies]
 procfs = "0.14.1"
+
+[target.'cfg(target_family="unix")'.dependencies]
+users = "0.11"

src/browse/mod.rs

@@ -1,5 +1,5 @@
 use crate::message::Message;
-use anyhow::Result;
+use anyhow::{anyhow, Result};
 use tokio::sync::mpsc;
 
 #[cfg(target_family = "unix")]
@@ -17,8 +17,10 @@ pub async fn browse_url(url: &String) {
 }
 
 #[cfg(not(target_family = "unix"))]
-pub async fn browse_url_impl(url: &String) -> Result<()> {
-    anyhow!("Opening a browser is not supported on this platform")
+pub async fn browse_url_impl(_url: &String) -> Result<()> {
+    Err(anyhow!(
+        "Opening a browser is not supported on this platform"
+    ))
 }
 
 #[inline]
@@ -30,7 +32,7 @@ pub async fn handle_browser_open(
 
 #[cfg(not(target_family = "unix"))]
 async fn handle_browser_open_impl(
-    messages: mpsc::Sender<Message>,
+    _messages: mpsc::Sender<Message>,
 ) -> Result<()> {
     std::future::pending().await
 }